645507017

素因数分解:

${\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{521}}^1\times {\mathrm{2351}}^1$

素因数の和:2920

約数の個数: 16

約数和(自身を含む): 707180544

約数和(自身を除く): 61673527

約数列:

[1, 17, 31, 521, 527, 2351, 8857, 16151, 39967, 72881, 274567, 1224871, 1238977, 20822807, 37971001, 645507017]

約数ペア:

[(1, 645507017), (17, 37971001), (31, 20822807), (521, 1238977), (527, 1224871), (2351, 274567), (8857, 72881), (16151, 39967)]