12400281

素因数分解:

$3^2\times {\mathrm{89}}^1\times {\mathrm{113}}^1\times {\mathrm{137}}^1$

素因数の和:345

約数の個数: 24

約数和(自身を含む): 18406440

約数和(自身を除く): 6006159

約数列:

[1, 3, 9, 89, 113, 137, 267, 339, 411, 801, 1017, 1233, 10057, 12193, 15481, 30171, 36579, 46443, 90513, 109737, 139329, 1377809, 4133427, 12400281]

約数ペア:

[(1, 12400281), (3, 4133427), (9, 1377809), (89, 139329), (113, 109737), (137, 90513), (267, 46443), (339, 36579), (411, 30171), (801, 15481), (1017, 12193), (1233, 10057)]