78506289

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{1951}}^1$

素因数の和:2237

約数の個数: 24

約数和(自身を含む): 120586752

約数和(自身を除く): 42080463

約数列:

[1, 3, 9, 17, 51, 153, 263, 789, 1951, 2367, 4471, 5853, 13413, 17559, 33167, 40239, 99501, 298503, 513113, 1539339, 4618017, 8722921, 26168763, 78506289]

約数ペア:

[(1, 78506289), (3, 26168763), (9, 8722921), (17, 4618017), (51, 1539339), (153, 513113), (263, 298503), (789, 99501), (1951, 40239), (2367, 33167), (4471, 17559), (5853, 13413)]