81123804

素因数分解:

$2^2\times 3^2\times {\mathrm{2253439}}^1$

素因数の和:2253449

約数の個数: 18

約数和(自身を含む): 205063040

約数和(自身を除く): 123939236

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 2253439, 4506878, 6760317, 9013756, 13520634, 20280951, 27041268, 40561902, 81123804]

約数ペア:

[(1, 81123804), (2, 40561902), (3, 27041268), (4, 20280951), (6, 13520634), (9, 9013756), (12, 6760317), (18, 4506878), (36, 2253439)]