7285690

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{2521}}^1$

素因数の和:2562

約数の個数: 24

約数和(自身を含む): 13936572

約数和(自身を除く): 6650882

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 289, 578, 1445, 2521, 2890, 5042, 12605, 25210, 42857, 85714, 214285, 428570, 728569, 1457138, 3642845, 7285690]

約数ペア:

[(1, 7285690), (2, 3642845), (5, 1457138), (10, 728569), (17, 428570), (34, 214285), (85, 85714), (170, 42857), (289, 25210), (578, 12605), (1445, 5042), (2521, 2890)]