2490147375

素因数分解:

$3^1\times 5^3\times {\mathrm{6640393}}^1$

素因数の和:6640411

約数の個数: 16

約数和(自身を含む): 4143605856

約数和(自身を除く): 1653458481

約数列:

[1, 3, 5, 15, 25, 75, 125, 375, 6640393, 19921179, 33201965, 99605895, 166009825, 498029475, 830049125, 2490147375]

約数ペア:

[(1, 2490147375), (3, 830049125), (5, 498029475), (15, 166009825), (25, 99605895), (75, 33201965), (125, 19921179), (375, 6640393)]