61681275

素因数分解:

$3^2\times 5^2\times {\mathrm{274139}}^1$

素因数の和:274155

約数の個数: 18

約数和(自身を含む): 110478420

約数和(自身を除く): 48797145

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 274139, 822417, 1370695, 2467251, 4112085, 6853475, 12336255, 20560425, 61681275]

約数ペア:

[(1, 61681275), (3, 20560425), (5, 12336255), (9, 6853475), (15, 4112085), (25, 2467251), (45, 1370695), (75, 822417), (225, 274139)]