15661425

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{16063}}^1$

素因数の和:16089

約数の個数: 24

約数和(自身を含む): 27887104

約数和(自身を除く): 12225679

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 325, 975, 16063, 48189, 80315, 208819, 240945, 401575, 626457, 1044095, 1204725, 3132285, 5220475, 15661425]

約数ペア:

[(1, 15661425), (3, 5220475), (5, 3132285), (13, 1204725), (15, 1044095), (25, 626457), (39, 401575), (65, 240945), (75, 208819), (195, 80315), (325, 48189), (975, 16063)]