242056521

素因数分解:

$3^2\times 7^2\times {\mathrm{263}}^1\times {\mathrm{2087}}^1$

素因数の和:2370

約数の個数: 36

約数和(自身を含む): 408462912

約数和(自身を除く): 166406391

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 263, 441, 789, 1841, 2087, 2367, 5523, 6261, 12887, 14609, 16569, 18783, 38661, 43827, 102263, 115983, 131481, 306789, 548881, 920367, 1646643, 3842167, 4939929, 11526501, 26895169, 34579503, 80685507, 242056521]

約数ペア:

[(1, 242056521), (3, 80685507), (7, 34579503), (9, 26895169), (21, 11526501), (49, 4939929), (63, 3842167), (147, 1646643), (263, 920367), (441, 548881), (789, 306789), (1841, 131481), (2087, 115983), (2367, 102263), (5523, 43827), (6261, 38661), (12887, 18783), (14609, 16569)]