128535524

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{17783}}^1$

素因数の和:17939

約数の個数: 24

約数和(自身を含む): 243996480

約数和(自身を除く): 115460956

約数列:

[1, 2, 4, 13, 26, 52, 139, 278, 556, 1807, 3614, 7228, 17783, 35566, 71132, 231179, 462358, 924716, 2471837, 4943674, 9887348, 32133881, 64267762, 128535524]

約数ペア:

[(1, 128535524), (2, 64267762), (4, 32133881), (13, 9887348), (26, 4943674), (52, 2471837), (139, 924716), (278, 462358), (556, 231179), (1807, 71132), (3614, 35566), (7228, 17783)]