489935524

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{67783}}^1$

素因数の和:67939

約数の個数: 24

約数和(自身を含む): 929996480

約数和(自身を除く): 440060956

約数列:

[1, 2, 4, 13, 26, 52, 139, 278, 556, 1807, 3614, 7228, 67783, 135566, 271132, 881179, 1762358, 3524716, 9421837, 18843674, 37687348, 122483881, 244967762, 489935524]

約数ペア:

[(1, 489935524), (2, 244967762), (4, 122483881), (13, 37687348), (26, 18843674), (52, 9421837), (139, 3524716), (278, 1762358), (556, 881179), (1807, 271132), (3614, 135566), (7228, 67783)]