645577322

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{195511}}^1$

素因数の和:195653

約数の個数: 16

約数和(自身を含む): 1051072512

約数和(自身を除く): 405495190

約数列:

[1, 2, 13, 26, 127, 254, 1651, 3302, 195511, 391022, 2541643, 5083286, 24829897, 49659794, 322788661, 645577322]

約数ペア:

[(1, 645577322), (2, 322788661), (13, 49659794), (26, 24829897), (127, 5083286), (254, 2541643), (1651, 391022), (3302, 195511)]