31771539

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{1549}}^1$

素因数の和:1651

約数の個数: 24

約数和(自身を含む): 47876400

約数和(自身を除く): 16104861

約数列:

[1, 3, 9, 43, 53, 129, 159, 387, 477, 1549, 2279, 4647, 6837, 13941, 20511, 66607, 82097, 199821, 246291, 599463, 738873, 3530171, 10590513, 31771539]

約数ペア:

[(1, 31771539), (3, 10590513), (9, 3530171), (43, 738873), (53, 599463), (129, 246291), (159, 199821), (387, 82097), (477, 66607), (1549, 20511), (2279, 13941), (4647, 6837)]