331465953

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{1583}}^1$

素因数の和:1678

約数の個数: 48

約数和(自身を含む): 556554240

約数和(自身を除く): 225088287

約数列:

[1, 3, 7, 13, 21, 39, 59, 91, 169, 177, 273, 413, 507, 767, 1183, 1239, 1583, 2301, 3549, 4749, 5369, 9971, 11081, 16107, 20579, 29913, 33243, 61737, 69797, 93397, 144053, 209391, 267527, 280191, 432159, 653779, 802581, 1214161, 1872689, 1961337, 3642483, 5618067, 8499127, 15784093, 25497381, 47352279, 110488651, 331465953]

約数ペア:

[(1, 331465953), (3, 110488651), (7, 47352279), (13, 25497381), (21, 15784093), (39, 8499127), (59, 5618067), (91, 3642483), (169, 1961337), (177, 1872689), (273, 1214161), (413, 802581), (507, 653779), (767, 432159), (1183, 280191), (1239, 267527), (1583, 209391), (2301, 144053), (3549, 93397), (4749, 69797), (5369, 61737), (9971, 33243), (11081, 29913), (16107, 20579)]