204554511

素因数分解:

$3^3\times 7^1\times {\mathrm{401}}^1\times {\mathrm{2699}}^1$

素因数の和:3116

約数の個数: 32

約数和(自身を含む): 347328000

約数和(自身を除く): 142773489

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 401, 1203, 2699, 2807, 3609, 8097, 8421, 10827, 18893, 24291, 25263, 56679, 72873, 75789, 170037, 510111, 1082299, 3246897, 7576093, 9740691, 22728279, 29222073, 68184837, 204554511]

約数ペア:

[(1, 204554511), (3, 68184837), (7, 29222073), (9, 22728279), (21, 9740691), (27, 7576093), (63, 3246897), (189, 1082299), (401, 510111), (1203, 170037), (2699, 75789), (2807, 72873), (3609, 56679), (8097, 25263), (8421, 24291), (10827, 18893)]