13215885

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{51827}}^1$

素因数の和:51852

約数の個数: 16

約数和(自身を含む): 22389696

約数和(自身を除く): 9173811

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 51827, 155481, 259135, 777405, 881059, 2643177, 4405295, 13215885]

約数ペア:

[(1, 13215885), (3, 4405295), (5, 2643177), (15, 881059), (17, 777405), (51, 259135), (85, 155481), (255, 51827)]