205127846

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1997}}^1$

素因数の和:2069

約数の個数: 64

約数和(自身を含む): 414305280

約数和(自身を除く): 209177434

約数列:

[1, 2, 7, 11, 14, 22, 23, 29, 46, 58, 77, 154, 161, 203, 253, 319, 322, 406, 506, 638, 667, 1334, 1771, 1997, 2233, 3542, 3994, 4466, 4669, 7337, 9338, 13979, 14674, 21967, 27958, 43934, 45931, 51359, 57913, 91862, 102718, 115826, 153769, 307538, 321517, 405391, 505241, 637043, 643034, 810782, 1010482, 1274086, 1331999, 2663998, 3536687, 4459301, 7073374, 8918602, 9323993, 14651989, 18647986, 29303978, 102563923, 205127846]

約数ペア:

[(1, 205127846), (2, 102563923), (7, 29303978), (11, 18647986), (14, 14651989), (22, 9323993), (23, 8918602), (29, 7073374), (46, 4459301), (58, 3536687), (77, 2663998), (154, 1331999), (161, 1274086), (203, 1010482), (253, 810782), (319, 643034), (322, 637043), (406, 505241), (506, 405391), (638, 321517), (667, 307538), (1334, 153769), (1771, 115826), (1997, 102718), (2233, 91862), (3542, 57913), (3994, 51359), (4466, 45931), (4669, 43934), (7337, 27958), (9338, 21967), (13979, 14674)]