3914365

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1229}}^1$

素因数の和:1261

約数の個数: 24

約数和(自身を含む): 5889240

約数和(自身を除く): 1974875

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 245, 455, 637, 1229, 3185, 6145, 8603, 15977, 43015, 60221, 79885, 111839, 301105, 559195, 782873, 3914365]

約数ペア:

[(1, 3914365), (5, 782873), (7, 559195), (13, 301105), (35, 111839), (49, 79885), (65, 60221), (91, 43015), (245, 15977), (455, 8603), (637, 6145), (1229, 3185)]