90510497

素因数分解:

$7^4\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1$

素因数の和:211

約数の個数: 40

約数和(自身を含む): 121003200

約数和(自身を除く): 30492703

約数列:

[1, 7, 11, 23, 49, 77, 149, 161, 253, 343, 539, 1043, 1127, 1639, 1771, 2401, 3427, 3773, 7301, 7889, 11473, 12397, 23989, 26411, 37697, 51107, 55223, 80311, 86779, 167923, 263879, 357749, 562177, 607453, 1175461, 1847153, 3935239, 8228227, 12930071, 90510497]

約数ペア:

[(1, 90510497), (7, 12930071), (11, 8228227), (23, 3935239), (49, 1847153), (77, 1175461), (149, 607453), (161, 562177), (253, 357749), (343, 263879), (539, 167923), (1043, 86779), (1127, 80311), (1639, 55223), (1771, 51107), (2401, 37697), (3427, 26411), (3773, 23989), (7301, 12397), (7889, 11473)]