28109887

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{2293}}^1$

素因数の和:2370

約数の個数: 16

約数和(自身を含む): 32372928

約数和(自身を除く): 4263041

約数列:

[1, 13, 23, 41, 299, 533, 943, 2293, 12259, 29809, 52739, 94013, 685607, 1222169, 2162299, 28109887]

約数ペア:

[(1, 28109887), (13, 2162299), (23, 1222169), (41, 685607), (299, 94013), (533, 52739), (943, 29809), (2293, 12259)]