1489078975

素因数分解:

$5^2\times {\mathrm{109}}^1\times {\mathrm{191}}^1\times {\mathrm{2861}}^1$

素因数の和:3171

約数の個数: 24

約数和(自身を含む): 1873808640

約数和(自身を除く): 384729665

約数列:

[1, 5, 25, 109, 191, 545, 955, 2725, 2861, 4775, 14305, 20819, 71525, 104095, 311849, 520475, 546451, 1559245, 2732255, 7796225, 13661275, 59563159, 297815795, 1489078975]

約数ペア:

[(1, 1489078975), (5, 297815795), (25, 59563159), (109, 13661275), (191, 7796225), (545, 2732255), (955, 1559245), (2725, 546451), (2861, 520475), (4775, 311849), (14305, 104095), (20819, 71525)]