645173698

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{23929}}^1$

素因数の和:24022

約数の個数: 32

約数和(自身を含む): 1121646960

約数和(自身を除く): 476473262

約数列:

[1, 2, 13, 17, 26, 34, 61, 122, 221, 442, 793, 1037, 1586, 2074, 13481, 23929, 26962, 47858, 311077, 406793, 622154, 813586, 1459669, 2919338, 5288309, 10576618, 18975697, 24814373, 37951394, 49628746, 322586849, 645173698]

約数ペア:

[(1, 645173698), (2, 322586849), (13, 49628746), (17, 37951394), (26, 24814373), (34, 18975697), (61, 10576618), (122, 5288309), (221, 2919338), (442, 1459669), (793, 813586), (1037, 622154), (1586, 406793), (2074, 311077), (13481, 47858), (23929, 26962)]