181276155

素因数分解:

$3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{397}}^1$

素因数の和:620

約数の個数: 48

約数和(自身を含む): 321615840

約数和(自身を除く): 140339685

約数列:

[1, 3, 5, 9, 15, 45, 73, 139, 219, 365, 397, 417, 657, 695, 1095, 1191, 1251, 1985, 2085, 3285, 3573, 5955, 6255, 10147, 17865, 28981, 30441, 50735, 55183, 86943, 91323, 144905, 152205, 165549, 260829, 275915, 434715, 456615, 496647, 827745, 1304145, 2483235, 4028359, 12085077, 20141795, 36255231, 60425385, 181276155]

約数ペア:

[(1, 181276155), (3, 60425385), (5, 36255231), (9, 20141795), (15, 12085077), (45, 4028359), (73, 2483235), (139, 1304145), (219, 827745), (365, 496647), (397, 456615), (417, 434715), (657, 275915), (695, 260829), (1095, 165549), (1191, 152205), (1251, 144905), (1985, 91323), (2085, 86943), (3285, 55183), (3573, 50735), (5955, 30441), (6255, 28981), (10147, 17865)]