1860885

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3181}}^1$

素因数の和:3205

約数の個数: 24

約数和(自身を含む): 3474744

約数和(自身を除く): 1613859

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585, 3181, 9543, 15905, 28629, 41353, 47715, 124059, 143145, 206765, 372177, 620295, 1860885]

約数ペア:

[(1, 1860885), (3, 620295), (5, 372177), (9, 206765), (13, 143145), (15, 124059), (39, 47715), (45, 41353), (65, 28629), (117, 15905), (195, 9543), (585, 3181)]