16289271

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{449}}^1$

素因数の和:623

約数の個数: 24

約数和(自身を含む): 24570000

約数和(自身を除く): 8280729

約数列:

[1, 3, 9, 29, 87, 139, 261, 417, 449, 1251, 1347, 4031, 4041, 12093, 13021, 36279, 39063, 62411, 117189, 187233, 561699, 1809919, 5429757, 16289271]

約数ペア:

[(1, 16289271), (3, 5429757), (9, 1809919), (29, 561699), (87, 187233), (139, 117189), (261, 62411), (417, 39063), (449, 36279), (1251, 13021), (1347, 12093), (4031, 4041)]