201901899

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1\times {\mathrm{173}}^1$

素因数の和:411

約数の個数: 32

約数和(自身を含む): 282965760

約数和(自身を除く): 81063861

約数列:

[1, 3, 43, 83, 109, 129, 173, 249, 327, 519, 3569, 4687, 7439, 9047, 10707, 14061, 14359, 18857, 22317, 27141, 43077, 56571, 389021, 617437, 810851, 1167063, 1565131, 1852311, 2432553, 4695393, 67300633, 201901899]

約数ペア:

[(1, 201901899), (3, 67300633), (43, 4695393), (83, 2432553), (109, 1852311), (129, 1565131), (173, 1167063), (249, 810851), (327, 617437), (519, 389021), (3569, 56571), (4687, 43077), (7439, 27141), (9047, 22317), (10707, 18857), (14061, 14359)]