81946878

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{5333}}^1$

素因数の和:5548

約数の個数: 32

約数和(自身を含む): 177430176

約数和(自身を除く): 95483298

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 197, 394, 591, 1182, 2561, 5122, 5333, 7683, 10666, 15366, 15999, 31998, 69329, 138658, 207987, 415974, 1050601, 2101202, 3151803, 6303606, 13657813, 27315626, 40973439, 81946878]

約数ペア:

[(1, 81946878), (2, 40973439), (3, 27315626), (6, 13657813), (13, 6303606), (26, 3151803), (39, 2101202), (78, 1050601), (197, 415974), (394, 207987), (591, 138658), (1182, 69329), (2561, 31998), (5122, 15999), (5333, 15366), (7683, 10666)]