25289289

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{647}}^1$

素因数の和:797

約数の個数: 24

約数和(自身を含む): 37806912

約数和(自身を除く): 12517623

約数列:

[1, 3, 9, 43, 101, 129, 303, 387, 647, 909, 1941, 4343, 5823, 13029, 27821, 39087, 65347, 83463, 196041, 250389, 588123, 2809921, 8429763, 25289289]

約数ペア:

[(1, 25289289), (3, 8429763), (9, 2809921), (43, 588123), (101, 250389), (129, 196041), (303, 83463), (387, 65347), (647, 39087), (909, 27821), (1941, 13029), (4343, 5823)]