25540333

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:217

約数の個数: 32

約数和(自身を含む): 32901120

約数和(自身を除く): 7360787

約数列:

[1, 7, 13, 59, 67, 71, 91, 413, 469, 497, 767, 871, 923, 3953, 4189, 4757, 5369, 6097, 6461, 27671, 29323, 33299, 51389, 54457, 61841, 280663, 359723, 381199, 432887, 1964641, 3648619, 25540333]

約数ペア:

[(1, 25540333), (7, 3648619), (13, 1964641), (59, 432887), (67, 381199), (71, 359723), (91, 280663), (413, 61841), (469, 54457), (497, 51389), (767, 33299), (871, 29323), (923, 27671), (3953, 6461), (4189, 6097), (4757, 5369)]