121818123

素因数分解:

$3^2\times 7^1\times {\mathrm{173}}^1\times {\mathrm{11177}}^1$

素因数の和:11363

約数の個数: 24

約数和(自身を含む): 202277088

約数和(自身を除く): 80458965

約数列:

[1, 3, 7, 9, 21, 63, 173, 519, 1211, 1557, 3633, 10899, 11177, 33531, 78239, 100593, 234717, 704151, 1933621, 5800863, 13535347, 17402589, 40606041, 121818123]

約数ペア:

[(1, 121818123), (3, 40606041), (7, 17402589), (9, 13535347), (21, 5800863), (63, 1933621), (173, 704151), (519, 234717), (1211, 100593), (1557, 78239), (3633, 33531), (10899, 11177)]