64433965

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{2753}}^1$

素因数の和:2940

約数の個数: 16

約数和(自身を含む): 80372736

約数和(自身を除く): 15938771

約数列:

[1, 5, 31, 151, 155, 755, 2753, 4681, 13765, 23405, 85343, 415703, 426715, 2078515, 12886793, 64433965]

約数ペア:

[(1, 64433965), (5, 12886793), (31, 2078515), (151, 426715), (155, 415703), (755, 85343), (2753, 23405), (4681, 13765)]