991567305

素因数分解:

$3^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{45061}}^1$

素因数の和:45238

約数の個数: 32

約数和(自身を含む): 1773640320

約数和(自身を除く): 782073015

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 163, 489, 815, 1467, 2445, 4401, 7335, 22005, 45061, 135183, 225305, 405549, 675915, 1216647, 2027745, 6083235, 7344943, 22034829, 36724715, 66104487, 110174145, 198313461, 330522435, 991567305]

約数ペア:

[(1, 991567305), (3, 330522435), (5, 198313461), (9, 110174145), (15, 66104487), (27, 36724715), (45, 22034829), (135, 7344943), (163, 6083235), (489, 2027745), (815, 1216647), (1467, 675915), (2445, 405549), (4401, 225305), (7335, 135183), (22005, 45061)]