51920241

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1\times {\mathrm{1409}}^1$

素因数の和:1656

約数の個数: 16

約数和(自身を含む): 70657920

約数和(自身を除く): 18737679

約数列:

[1, 3, 71, 173, 213, 519, 1409, 4227, 12283, 36849, 100039, 243757, 300117, 731271, 17306747, 51920241]

約数ペア:

[(1, 51920241), (3, 17306747), (71, 731271), (173, 300117), (213, 243757), (519, 100039), (1409, 36849), (4227, 12283)]