1890145875

素因数分解:

$3^1\times 5^3\times {\mathrm{5040389}}^1$

素因数の和:5040407

約数の個数: 16

約数和(自身を含む): 3145203360

約数和(自身を除く): 1255057485

約数列:

[1, 3, 5, 15, 25, 75, 125, 375, 5040389, 15121167, 25201945, 75605835, 126009725, 378029175, 630048625, 1890145875]

約数ペア:

[(1, 1890145875), (3, 630048625), (5, 378029175), (15, 126009725), (25, 75605835), (75, 25201945), (125, 15121167), (375, 5040389)]