2874878

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{521}}^1$

素因数の和:643

約数の個数: 16

約数和(自身を含む): 4510080

約数和(自身を除く): 1635202

約数列:

[1, 2, 31, 62, 89, 178, 521, 1042, 2759, 5518, 16151, 32302, 46369, 92738, 1437439, 2874878]

約数ペア:

[(1, 2874878), (2, 1437439), (31, 92738), (62, 46369), (89, 32302), (178, 16151), (521, 5518), (1042, 2759)]