1620172021

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{419}}^1\times {\mathrm{8039}}^1$

素因数の和:8508

約数の個数: 16

約数和(自身を含む): 1796457600

約数和(自身を除く): 176285579

約数列:

[1, 13, 37, 419, 481, 5447, 8039, 15503, 104507, 201539, 297443, 3368341, 3866759, 43788433, 124628617, 1620172021]

約数ペア:

[(1, 1620172021), (13, 124628617), (37, 43788433), (419, 3866759), (481, 3368341), (5447, 297443), (8039, 201539), (15503, 104507)]