207946431

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{929}}^1$

素因数の和:989

約数の個数: 96

約数和(自身を含む): 417830400

約数和(自身を除く): 209883969

約数列:

[1, 3, 7, 9, 11, 17, 19, 21, 33, 51, 57, 63, 77, 99, 119, 133, 153, 171, 187, 209, 231, 323, 357, 399, 561, 627, 693, 929, 969, 1071, 1197, 1309, 1463, 1683, 1881, 2261, 2787, 2907, 3553, 3927, 4389, 6503, 6783, 8361, 10219, 10659, 11781, 13167, 15793, 17651, 19509, 20349, 24871, 30657, 31977, 47379, 52953, 58527, 71533, 74613, 91971, 110551, 123557, 142137, 158859, 173723, 194161, 214599, 223839, 300067, 331653, 370671, 521169, 582483, 643797, 900201, 994959, 1112013, 1216061, 1359127, 1563507, 1747449, 2100469, 2700603, 3300737, 3648183, 4077381, 6301407, 9902211, 10944549, 12232143, 18904221, 23105159, 29706633, 69315477, 207946431]

約数ペア:

[(1, 207946431), (3, 69315477), (7, 29706633), (9, 23105159), (11, 18904221), (17, 12232143), (19, 10944549), (21, 9902211), (33, 6301407), (51, 4077381), (57, 3648183), (63, 3300737), (77, 2700603), (99, 2100469), (119, 1747449), (133, 1563507), (153, 1359127), (171, 1216061), (187, 1112013), (209, 994959), (231, 900201), (323, 643797), (357, 582483), (399, 521169), (561, 370671), (627, 331653), (693, 300067), (929, 223839), (969, 214599), (1071, 194161), (1197, 173723), (1309, 158859), (1463, 142137), (1683, 123557), (1881, 110551), (2261, 91971), (2787, 74613), (2907, 71533), (3553, 58527), (3927, 52953), (4389, 47379), (6503, 31977), (6783, 30657), (8361, 24871), (10219, 20349), (10659, 19509), (11781, 17651), (13167, 15793)]