209569503

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{2027}}^1$

素因数の和:2295

約数の個数: 32

約数和(自身を含む): 329801472

約数和(自身を除く): 120231969

約数列:

[1, 3, 11, 13, 33, 39, 143, 241, 429, 723, 2027, 2651, 3133, 6081, 7953, 9399, 22297, 26351, 34463, 66891, 79053, 103389, 289861, 488507, 869583, 1465521, 5373577, 6350591, 16120731, 19051773, 69856501, 209569503]

約数ペア:

[(1, 209569503), (3, 69856501), (11, 19051773), (13, 16120731), (33, 6350591), (39, 5373577), (143, 1465521), (241, 869583), (429, 488507), (723, 289861), (2027, 103389), (2651, 79053), (3133, 66891), (6081, 34463), (7953, 26351), (9399, 22297)]