1391542125

素因数分解:

$3^1\times 5^3\times {\mathrm{1249}}^1\times {\mathrm{2971}}^1$

素因数の和:4238

約数の個数: 32

約数和(自身を含む): 2318160000

約数和(自身を除く): 926617875

約数列:

[1, 3, 5, 15, 25, 75, 125, 375, 1249, 2971, 3747, 6245, 8913, 14855, 18735, 31225, 44565, 74275, 93675, 156125, 222825, 371375, 468375, 1114125, 3710779, 11132337, 18553895, 55661685, 92769475, 278308425, 463847375, 1391542125]

約数ペア:

[(1, 1391542125), (3, 463847375), (5, 278308425), (15, 92769475), (25, 55661685), (75, 18553895), (125, 11132337), (375, 3710779), (1249, 1114125), (2971, 468375), (3747, 371375), (6245, 222825), (8913, 156125), (14855, 93675), (18735, 74275), (31225, 44565)]