81396332

素因数分解:

$2^2\times {\mathrm{127}}^1\times {\mathrm{163}}^1\times {\mathrm{983}}^1$

素因数の和:1277

約数の個数: 24

約数和(自身を含む): 144592896

約数和(自身を除く): 63196564

約数列:

[1, 2, 4, 127, 163, 254, 326, 508, 652, 983, 1966, 3932, 20701, 41402, 82804, 124841, 160229, 249682, 320458, 499364, 640916, 20349083, 40698166, 81396332]

約数ペア:

[(1, 81396332), (2, 40698166), (4, 20349083), (127, 640916), (163, 499364), (254, 320458), (326, 249682), (508, 160229), (652, 124841), (983, 82804), (1966, 41402), (3932, 20701)]