128907716

素因数分解:

$2^2\times 7^1\times {\mathrm{233}}^1\times {\mathrm{19759}}^1$

素因数の和:20003

約数の個数: 24

約数和(自身を含む): 258935040

約数和(自身を除く): 130027324

約数列:

[1, 2, 4, 7, 14, 28, 233, 466, 932, 1631, 3262, 6524, 19759, 39518, 79036, 138313, 276626, 553252, 4603847, 9207694, 18415388, 32226929, 64453858, 128907716]

約数ペア:

[(1, 128907716), (2, 64453858), (4, 32226929), (7, 18415388), (14, 9207694), (28, 4603847), (233, 553252), (466, 276626), (932, 138313), (1631, 79036), (3262, 39518), (6524, 19759)]