397120862

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{1699}}^1\times {\mathrm{6151}}^1$

素因数の和:7871

約数の個数: 16

約数和(自身を含む): 627504000

約数和(自身を除く): 230383138

約数列:

[1, 2, 19, 38, 1699, 3398, 6151, 12302, 32281, 64562, 116869, 233738, 10450549, 20901098, 198560431, 397120862]

約数ペア:

[(1, 397120862), (2, 198560431), (19, 20901098), (38, 10450549), (1699, 233738), (3398, 116869), (6151, 64562), (12302, 32281)]