86681025

素因数分解:

$3^2\times 5^2\times {\mathrm{385249}}^1$

素因数の和:385265

約数の個数: 18

約数和(自身を含む): 155255750

約数和(自身を除く): 68574725

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 385249, 1155747, 1926245, 3467241, 5778735, 9631225, 17336205, 28893675, 86681025]

約数ペア:

[(1, 86681025), (3, 28893675), (5, 17336205), (9, 9631225), (15, 5778735), (25, 3467241), (45, 1926245), (75, 1155747), (225, 385249)]