872531361

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{173431}}^1$

素因数の和:173493

約数の個数: 24

約数和(自身を含む): 1388843456

約数和(自身を除く): 516312095

約数列:

[1, 3, 9, 13, 39, 43, 117, 129, 387, 559, 1677, 5031, 173431, 520293, 1560879, 2254603, 6763809, 7457533, 20291427, 22372599, 67117797, 96947929, 290843787, 872531361]

約数ペア:

[(1, 872531361), (3, 290843787), (9, 96947929), (13, 67117797), (39, 22372599), (43, 20291427), (117, 7457533), (129, 6763809), (387, 2254603), (559, 1560879), (1677, 520293), (5031, 173431)]