10720455

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{2473}}^1$

素因数の和:2515

約数の個数: 24

約数和(自身を含む): 18228432

約数和(自身を除く): 7507977

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 289, 867, 1445, 2473, 4335, 7419, 12365, 37095, 42041, 126123, 210205, 630615, 714697, 2144091, 3573485, 10720455]

約数ペア:

[(1, 10720455), (3, 3573485), (5, 2144091), (15, 714697), (17, 630615), (51, 210205), (85, 126123), (255, 42041), (289, 37095), (867, 12365), (1445, 7419), (2473, 4335)]