28640354

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{181}}^1\times {\mathrm{1297}}^1$

素因数の和:1541

約数の個数: 16

約数和(自身を含む): 43939896

約数和(自身を除く): 15299542

約数列:

[1, 2, 61, 122, 181, 362, 1297, 2594, 11041, 22082, 79117, 158234, 234757, 469514, 14320177, 28640354]

約数ペア:

[(1, 28640354), (2, 14320177), (61, 469514), (122, 234757), (181, 158234), (362, 79117), (1297, 22082), (2594, 11041)]