17490317

素因数分解:

${\mathrm{13}}^3\times {\mathrm{19}}^1\times {\mathrm{419}}^1$

素因数の和:477

約数の個数: 16

約数和(自身を含む): 19992000

約数和(自身を除く): 2501683

約数列:

[1, 13, 19, 169, 247, 419, 2197, 3211, 5447, 7961, 41743, 70811, 103493, 920543, 1345409, 17490317]

約数ペア:

[(1, 17490317), (13, 1345409), (19, 920543), (169, 103493), (247, 70811), (419, 41743), (2197, 7961), (3211, 5447)]