42790389

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{389}}^1\times {\mathrm{991}}^1$

素因数の和:1420

約数の個数: 16

約数和(自身を含む): 58805760

約数和(自身を除く): 16015371

約数列:

[1, 3, 37, 111, 389, 991, 1167, 2973, 14393, 36667, 43179, 110001, 385499, 1156497, 14263463, 42790389]

約数ペア:

[(1, 42790389), (3, 14263463), (37, 1156497), (111, 385499), (389, 110001), (991, 43179), (1167, 36667), (2973, 14393)]