397050433655

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{134821879}}^1$

素因数の和:134821934

約数の個数: 16

約数和(自身を含む): 517716019200

約数和(自身を除く): 120665585545

約数列:

[1, 5, 19, 31, 95, 155, 589, 2945, 134821879, 674109395, 2561615701, 4179478249, 12808078505, 20897391245, 79410086731, 397050433655]

約数ペア:

[(1, 397050433655), (5, 79410086731), (19, 20897391245), (31, 12808078505), (95, 4179478249), (155, 2561615701), (589, 674109395), (2945, 134821879)]