205121406

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{59}}^2\times {\mathrm{61}}^1$

素因数の和:214

約数の個数: 96

約数和(自身を含む): 505824768

約数和(自身を除く): 300703362

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 59, 61, 69, 118, 122, 138, 161, 177, 183, 322, 354, 366, 413, 427, 483, 826, 854, 966, 1239, 1281, 1357, 1403, 2478, 2562, 2714, 2806, 3481, 3599, 4071, 4209, 6962, 7198, 8142, 8418, 9499, 9821, 10443, 10797, 18998, 19642, 20886, 21594, 24367, 25193, 28497, 29463, 48734, 50386, 56994, 58926, 73101, 75579, 80063, 82777, 146202, 151158, 160126, 165554, 212341, 240189, 248331, 424682, 480378, 496662, 560441, 579439, 637023, 1120882, 1158878, 1274046, 1486387, 1681323, 1738317, 2972774, 3362646, 3476634, 4459161, 4883843, 8918322, 9767686, 14651529, 29303058, 34186901, 68373802, 102560703, 205121406]

約数ペア:

[(1, 205121406), (2, 102560703), (3, 68373802), (6, 34186901), (7, 29303058), (14, 14651529), (21, 9767686), (23, 8918322), (42, 4883843), (46, 4459161), (59, 3476634), (61, 3362646), (69, 2972774), (118, 1738317), (122, 1681323), (138, 1486387), (161, 1274046), (177, 1158878), (183, 1120882), (322, 637023), (354, 579439), (366, 560441), (413, 496662), (427, 480378), (483, 424682), (826, 248331), (854, 240189), (966, 212341), (1239, 165554), (1281, 160126), (1357, 151158), (1403, 146202), (2478, 82777), (2562, 80063), (2714, 75579), (2806, 73101), (3481, 58926), (3599, 56994), (4071, 50386), (4209, 48734), (6962, 29463), (7198, 28497), (8142, 25193), (8418, 24367), (9499, 21594), (9821, 20886), (10443, 19642), (10797, 18998)]