13315845

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{661}}^1$

素因数の和:765

約数の個数: 32

約数和(自身を含む): 22878720

約数和(自身を除く): 9562875

約数列:

[1, 3, 5, 15, 17, 51, 79, 85, 237, 255, 395, 661, 1185, 1343, 1983, 3305, 4029, 6715, 9915, 11237, 20145, 33711, 52219, 56185, 156657, 168555, 261095, 783285, 887723, 2663169, 4438615, 13315845]

約数ペア:

[(1, 13315845), (3, 4438615), (5, 2663169), (15, 887723), (17, 783285), (51, 261095), (79, 168555), (85, 156657), (237, 56185), (255, 52219), (395, 33711), (661, 20145), (1185, 11237), (1343, 9915), (1983, 6715), (3305, 4029)]