253996947

素因数分解:

$3^2\times {\mathrm{59}}^1\times {\mathrm{211}}^1\times {\mathrm{2267}}^1$

素因数の和:2543

約数の個数: 24

約数和(自身を含む): 375036480

約数和(自身を除く): 121039533

約数列:

[1, 3, 9, 59, 177, 211, 531, 633, 1899, 2267, 6801, 12449, 20403, 37347, 112041, 133753, 401259, 478337, 1203777, 1435011, 4305033, 28221883, 84665649, 253996947]

約数ペア:

[(1, 253996947), (3, 84665649), (9, 28221883), (59, 4305033), (177, 1435011), (211, 1203777), (531, 478337), (633, 401259), (1899, 133753), (2267, 112041), (6801, 37347), (12449, 20403)]