920799

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:219

約数の個数: 24

約数和(自身を含む): 1482624

約数和(自身を除く): 561825

約数列:

[1, 3, 9, 11, 33, 71, 99, 131, 213, 393, 639, 781, 1179, 1441, 2343, 4323, 7029, 9301, 12969, 27903, 83709, 102311, 306933, 920799]

約数ペア:

[(1, 920799), (3, 306933), (9, 102311), (11, 83709), (33, 27903), (71, 12969), (99, 9301), (131, 7029), (213, 4323), (393, 2343), (639, 1441), (781, 1179)]