12591873

素因数分解:

$3^2\times 7^3\times {\mathrm{4079}}^1$

素因数の和:4106

約数の個数: 24

約数和(自身を含む): 21216000

約数和(自身を除く): 8624127

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 1029, 3087, 4079, 12237, 28553, 36711, 85659, 199871, 256977, 599613, 1399097, 1798839, 4197291, 12591873]

約数ペア:

[(1, 12591873), (3, 4197291), (7, 1798839), (9, 1399097), (21, 599613), (49, 256977), (63, 199871), (147, 85659), (343, 36711), (441, 28553), (1029, 12237), (3087, 4079)]