2019600225

素因数分解:

$3^2\times 5^2\times {\mathrm{8976001}}^1$

素因数の和:8976017

約数の個数: 18

約数和(自身を含む): 3617328806

約数和(自身を除く): 1597728581

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 8976001, 26928003, 44880005, 80784009, 134640015, 224400025, 403920045, 673200075, 2019600225]

約数ペア:

[(1, 2019600225), (3, 673200075), (5, 403920045), (9, 224400025), (15, 134640015), (25, 80784009), (45, 44880005), (75, 26928003), (225, 8976001)]