13157925

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{389}}^1$

素因数の和:454

約数の個数: 48

約数和(自身を含む): 24373440

約数和(自身を除く): 11215515

約数列:

[1, 3, 5, 11, 15, 25, 33, 41, 55, 75, 123, 165, 205, 275, 389, 451, 615, 825, 1025, 1167, 1353, 1945, 2255, 3075, 4279, 5835, 6765, 9725, 11275, 12837, 15949, 21395, 29175, 33825, 47847, 64185, 79745, 106975, 175439, 239235, 320925, 398725, 526317, 877195, 1196175, 2631585, 4385975, 13157925]

約数ペア:

[(1, 13157925), (3, 4385975), (5, 2631585), (11, 1196175), (15, 877195), (25, 526317), (33, 398725), (41, 320925), (55, 239235), (75, 175439), (123, 106975), (165, 79745), (205, 64185), (275, 47847), (389, 33825), (451, 29175), (615, 21395), (825, 15949), (1025, 12837), (1167, 11275), (1353, 9725), (1945, 6765), (2255, 5835), (3075, 4279)]