15907125

素因数分解:

$3^1\times 5^3\times {\mathrm{13}}^2\times {\mathrm{251}}^1$

素因数の和:295

約数の個数: 48

約数和(自身を含む): 28776384

約数和(自身を除く): 12869259

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 125, 169, 195, 251, 325, 375, 507, 753, 845, 975, 1255, 1625, 2535, 3263, 3765, 4225, 4875, 6275, 9789, 12675, 16315, 18825, 21125, 31375, 42419, 48945, 63375, 81575, 94125, 127257, 212095, 244725, 407875, 636285, 1060475, 1223625, 3181425, 5302375, 15907125]

約数ペア:

[(1, 15907125), (3, 5302375), (5, 3181425), (13, 1223625), (15, 1060475), (25, 636285), (39, 407875), (65, 244725), (75, 212095), (125, 127257), (169, 94125), (195, 81575), (251, 63375), (325, 48945), (375, 42419), (507, 31375), (753, 21125), (845, 18825), (975, 16315), (1255, 12675), (1625, 9789), (2535, 6275), (3263, 4875), (3765, 4225)]