641007926

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{619}}^1\times {\mathrm{39829}}^1$

素因数の和:40463

約数の個数: 16

約数和(自身を含む): 1037173200

約数和(自身を除く): 396165274

約数列:

[1, 2, 13, 26, 619, 1238, 8047, 16094, 39829, 79658, 517777, 1035554, 24654151, 49308302, 320503963, 641007926]

約数ペア:

[(1, 641007926), (2, 320503963), (13, 49308302), (26, 24654151), (619, 1035554), (1238, 517777), (8047, 79658), (16094, 39829)]