51231561

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{4021}}^1$

素因数の和:4192

約数の個数: 16

約数和(自身を含む): 71044608

約数和(自身を除く): 19813047

約数列:

[1, 3, 31, 93, 137, 411, 4021, 4247, 12063, 12741, 124651, 373953, 550877, 1652631, 17077187, 51231561]

約数ペア:

[(1, 51231561), (3, 17077187), (31, 1652631), (93, 550877), (137, 373953), (411, 124651), (4021, 12741), (4247, 12063)]