28879877

素因数分解:

${\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{229}}^1$

素因数の和:440

約数の個数: 16

約数和(自身を含む): 31878000

約数和(自身を除く): 2998123

約数列:

[1, 13, 89, 109, 229, 1157, 1417, 2977, 9701, 20381, 24961, 126113, 264953, 324493, 2221529, 28879877]

約数ペア:

[(1, 28879877), (13, 2221529), (89, 324493), (109, 264953), (229, 126113), (1157, 24961), (1417, 20381), (2977, 9701)]