28081332

素因数分解:

$2^2\times 3^2\times {\mathrm{780037}}^1$

素因数の和:780047

約数の個数: 18

約数和(自身を含む): 70983458

約数和(自身を除く): 42902126

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 780037, 1560074, 2340111, 3120148, 4680222, 7020333, 9360444, 14040666, 28081332]

約数ペア:

[(1, 28081332), (2, 14040666), (3, 9360444), (4, 7020333), (6, 4680222), (9, 3120148), (12, 2340111), (18, 1560074), (36, 780037)]