15205455

素因数分解:

$3^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{691}}^1$

素因数の和:868

約数の個数: 32

約数和(自身を含む): 27237120

約数和(自身を除く): 12031665

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 163, 489, 691, 815, 1467, 2073, 2445, 3455, 4401, 6219, 7335, 10365, 18657, 22005, 31095, 93285, 112633, 337899, 563165, 1013697, 1689495, 3041091, 5068485, 15205455]

約数ペア:

[(1, 15205455), (3, 5068485), (5, 3041091), (9, 1689495), (15, 1013697), (27, 563165), (45, 337899), (135, 112633), (163, 93285), (489, 31095), (691, 22005), (815, 18657), (1467, 10365), (2073, 7335), (2445, 6219), (3455, 4401)]