1280493955

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{62939}}^1$

素因数の和:63270

約数の個数: 16

約数和(自身を含む): 1660105440

約数和(自身を除く): 379611485

約数列:

[1, 5, 13, 65, 313, 1565, 4069, 20345, 62939, 314695, 818207, 4091035, 19699907, 98499535, 256098791, 1280493955]

約数ペア:

[(1, 1280493955), (5, 256098791), (13, 98499535), (65, 19699907), (313, 4091035), (1565, 818207), (4069, 314695), (20345, 62939)]