201212765

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{863}}^1$

素因数の和:1109

約数の個数: 32

約数和(自身を含む): 276950016

約数和(自身を除く): 75737251

約数列:

[1, 5, 13, 17, 65, 85, 211, 221, 863, 1055, 1105, 2743, 3587, 4315, 11219, 13715, 14671, 17935, 46631, 56095, 73355, 182093, 190723, 233155, 910465, 953615, 2367209, 3095581, 11836045, 15477905, 40242553, 201212765]

約数ペア:

[(1, 201212765), (5, 40242553), (13, 15477905), (17, 11836045), (65, 3095581), (85, 2367209), (211, 953615), (221, 910465), (863, 233155), (1055, 190723), (1105, 182093), (2743, 73355), (3587, 56095), (4315, 46631), (11219, 17935), (13715, 14671)]