258492735

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{691}}^1$

素因数の和:885

約数の個数: 64

約数和(自身を含む): 490268160

約数和(自身を除く): 231775425

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 163, 255, 459, 489, 691, 765, 815, 1467, 2073, 2295, 2445, 2771, 3455, 4401, 6219, 7335, 8313, 10365, 11747, 13855, 18657, 22005, 24939, 31095, 35241, 41565, 58735, 74817, 93285, 105723, 112633, 124695, 176205, 317169, 337899, 374085, 528615, 563165, 1013697, 1585845, 1689495, 1914761, 3041091, 5068485, 5744283, 9573805, 15205455, 17232849, 28721415, 51698547, 86164245, 258492735]

約数ペア:

[(1, 258492735), (3, 86164245), (5, 51698547), (9, 28721415), (15, 17232849), (17, 15205455), (27, 9573805), (45, 5744283), (51, 5068485), (85, 3041091), (135, 1914761), (153, 1689495), (163, 1585845), (255, 1013697), (459, 563165), (489, 528615), (691, 374085), (765, 337899), (815, 317169), (1467, 176205), (2073, 124695), (2295, 112633), (2445, 105723), (2771, 93285), (3455, 74817), (4401, 58735), (6219, 41565), (7335, 35241), (8313, 31095), (10365, 24939), (11747, 22005), (13855, 18657)]