1320711

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1031}}^1$

素因数の和:1102

約数の個数: 16

約数和(自身を含む): 2047488

約数和(自身を除く): 726777

約数列:

[1, 3, 7, 21, 61, 183, 427, 1031, 1281, 3093, 7217, 21651, 62891, 188673, 440237, 1320711]

約数ペア:

[(1, 1320711), (3, 440237), (7, 188673), (21, 62891), (61, 21651), (183, 7217), (427, 3093), (1031, 1281)]