28907208

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1$

素因数の和:172

約数の個数: 192

約数和(自身を含む): 96033600

約数和(自身を除く): 67126392

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 17, 18, 19, 22, 24, 33, 34, 36, 38, 44, 51, 57, 66, 68, 72, 76, 88, 99, 102, 113, 114, 132, 136, 152, 153, 171, 187, 198, 204, 209, 226, 228, 264, 306, 323, 339, 342, 374, 396, 408, 418, 452, 456, 561, 612, 627, 646, 678, 684, 748, 792, 836, 904, 969, 1017, 1122, 1224, 1243, 1254, 1292, 1356, 1368, 1496, 1672, 1683, 1881, 1921, 1938, 2034, 2147, 2244, 2486, 2508, 2584, 2712, 2907, 3366, 3553, 3729, 3762, 3842, 3876, 4068, 4294, 4488, 4972, 5016, 5763, 5814, 6441, 6732, 7106, 7458, 7524, 7684, 7752, 8136, 8588, 9944, 10659, 11187, 11526, 11628, 12882, 13464, 14212, 14916, 15048, 15368, 17176, 17289, 19323, 21131, 21318, 22374, 23052, 23256, 23617, 25764, 28424, 29832, 31977, 34578, 36499, 38646, 42262, 42636, 44748, 46104, 47234, 51528, 63393, 63954, 69156, 70851, 72998, 77292, 84524, 85272, 89496, 94468, 109497, 126786, 127908, 138312, 141702, 145996, 154584, 169048, 188936, 190179, 212553, 218994, 253572, 255816, 283404, 291992, 328491, 380358, 401489, 425106, 437988, 507144, 566808, 656982, 760716, 802978, 850212, 875976, 1204467, 1313964, 1521432, 1605956, 1700424, 2408934, 2627928, 3211912, 3613401, 4817868, 7226802, 9635736, 14453604, 28907208]

約数ペア:

[(1, 28907208), (2, 14453604), (3, 9635736), (4, 7226802), (6, 4817868), (8, 3613401), (9, 3211912), (11, 2627928), (12, 2408934), (17, 1700424), (18, 1605956), (19, 1521432), (22, 1313964), (24, 1204467), (33, 875976), (34, 850212), (36, 802978), (38, 760716), (44, 656982), (51, 566808), (57, 507144), (66, 437988), (68, 425106), (72, 401489), (76, 380358), (88, 328491), (99, 291992), (102, 283404), (113, 255816), (114, 253572), (132, 218994), (136, 212553), (152, 190179), (153, 188936), (171, 169048), (187, 154584), (198, 145996), (204, 141702), (209, 138312), (226, 127908), (228, 126786), (264, 109497), (306, 94468), (323, 89496), (339, 85272), (342, 84524), (374, 77292), (396, 72998), (408, 70851), (418, 69156), (452, 63954), (456, 63393), (561, 51528), (612, 47234), (627, 46104), (646, 44748), (678, 42636), (684, 42262), (748, 38646), (792, 36499), (836, 34578), (904, 31977), (969, 29832), (1017, 28424), (1122, 25764), (1224, 23617), (1243, 23256), (1254, 23052), (1292, 22374), (1356, 21318), (1368, 21131), (1496, 19323), (1672, 17289), (1683, 17176), (1881, 15368), (1921, 15048), (1938, 14916), (2034, 14212), (2147, 13464), (2244, 12882), (2486, 11628), (2508, 11526), (2584, 11187), (2712, 10659), (2907, 9944), (3366, 8588), (3553, 8136), (3729, 7752), (3762, 7684), (3842, 7524), (3876, 7458), (4068, 7106), (4294, 6732), (4488, 6441), (4972, 5814), (5016, 5763)]