129214975

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{1217}}^1$

素因数の和:1395

約数の個数: 24

約数和(自身を含む): 166739328

約数和(自身を除く): 37524353

約数列:

[1, 5, 25, 31, 137, 155, 685, 775, 1217, 3425, 4247, 6085, 21235, 30425, 37727, 106175, 166729, 188635, 833645, 943175, 4168225, 5168599, 25842995, 129214975]

約数ペア:

[(1, 129214975), (5, 25842995), (25, 5168599), (31, 4168225), (137, 943175), (155, 833645), (685, 188635), (775, 166729), (1217, 106175), (3425, 37727), (4247, 30425), (6085, 21235)]