15142155

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{499}}^1$

素因数の和:548

約数の個数: 48

約数和(自身を含む): 29472000

約数和(自身を除く): 14329845

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 85, 105, 119, 255, 289, 357, 499, 595, 867, 1445, 1497, 1785, 2023, 2495, 3493, 4335, 6069, 7485, 8483, 10115, 10479, 17465, 25449, 30345, 42415, 52395, 59381, 127245, 144211, 178143, 296905, 432633, 721055, 890715, 1009477, 2163165, 3028431, 5047385, 15142155]

約数ペア:

[(1, 15142155), (3, 5047385), (5, 3028431), (7, 2163165), (15, 1009477), (17, 890715), (21, 721055), (35, 432633), (51, 296905), (85, 178143), (105, 144211), (119, 127245), (255, 59381), (289, 52395), (357, 42415), (499, 30345), (595, 25449), (867, 17465), (1445, 10479), (1497, 10115), (1785, 8483), (2023, 7485), (2495, 6069), (3493, 4335)]