28736664

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{337}}^1$

素因数の和:393

約数の個数: 128

約数和(自身を含む): 87609600

約数和(自身を除く): 58872936

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 17, 19, 22, 24, 33, 34, 38, 44, 51, 57, 66, 68, 76, 88, 102, 114, 132, 136, 152, 187, 204, 209, 228, 264, 323, 337, 374, 408, 418, 456, 561, 627, 646, 674, 748, 836, 969, 1011, 1122, 1254, 1292, 1348, 1496, 1672, 1938, 2022, 2244, 2508, 2584, 2696, 3553, 3707, 3876, 4044, 4488, 5016, 5729, 6403, 7106, 7414, 7752, 8088, 10659, 11121, 11458, 12806, 14212, 14828, 17187, 19209, 21318, 22242, 22916, 25612, 28424, 29656, 34374, 38418, 42636, 44484, 45832, 51224, 63019, 68748, 70433, 76836, 85272, 88968, 108851, 126038, 137496, 140866, 153672, 189057, 211299, 217702, 252076, 281732, 326553, 378114, 422598, 435404, 504152, 563464, 653106, 756228, 845196, 870808, 1197361, 1306212, 1512456, 1690392, 2394722, 2612424, 3592083, 4789444, 7184166, 9578888, 14368332, 28736664]

約数ペア:

[(1, 28736664), (2, 14368332), (3, 9578888), (4, 7184166), (6, 4789444), (8, 3592083), (11, 2612424), (12, 2394722), (17, 1690392), (19, 1512456), (22, 1306212), (24, 1197361), (33, 870808), (34, 845196), (38, 756228), (44, 653106), (51, 563464), (57, 504152), (66, 435404), (68, 422598), (76, 378114), (88, 326553), (102, 281732), (114, 252076), (132, 217702), (136, 211299), (152, 189057), (187, 153672), (204, 140866), (209, 137496), (228, 126038), (264, 108851), (323, 88968), (337, 85272), (374, 76836), (408, 70433), (418, 68748), (456, 63019), (561, 51224), (627, 45832), (646, 44484), (674, 42636), (748, 38418), (836, 34374), (969, 29656), (1011, 28424), (1122, 25612), (1254, 22916), (1292, 22242), (1348, 21318), (1496, 19209), (1672, 17187), (1938, 14828), (2022, 14212), (2244, 12806), (2508, 11458), (2584, 11121), (2696, 10659), (3553, 8088), (3707, 7752), (3876, 7414), (4044, 7106), (4488, 6403), (5016, 5729)]