51420957

素因数分解:

$3^1\times 7^1\times {\mathrm{491}}^1\times {\mathrm{4987}}^1$

素因数の和:5488

約数の個数: 16

約数和(自身を含む): 78531072

約数和(自身を除く): 27110115

約数列:

[1, 3, 7, 21, 491, 1473, 3437, 4987, 10311, 14961, 34909, 104727, 2448617, 7345851, 17140319, 51420957]

約数ペア:

[(1, 51420957), (3, 17140319), (7, 7345851), (21, 2448617), (491, 104727), (1473, 34909), (3437, 14961), (4987, 10311)]