420230915

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{1171}}^1\times {\mathrm{5521}}^1$

素因数の和:6710

約数の個数: 16

約数和(自身を含む): 543629856

約数和(自身を除く): 123398941

約数列:

[1, 5, 13, 65, 1171, 5521, 5855, 15223, 27605, 71773, 76115, 358865, 6465091, 32325455, 84046183, 420230915]

約数ペア:

[(1, 420230915), (5, 84046183), (13, 32325455), (65, 6465091), (1171, 358865), (5521, 76115), (5855, 71773), (15223, 27605)]