15807316

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{691}}^1$

素因数の和:764

約数の個数: 48

約数和(自身を含む): 34101760

約数和(自身を除く): 18294444

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 43, 76, 86, 133, 172, 266, 301, 532, 602, 691, 817, 1204, 1382, 1634, 2764, 3268, 4837, 5719, 9674, 11438, 13129, 19348, 22876, 26258, 29713, 52516, 59426, 91903, 118852, 183806, 207991, 367612, 415982, 564547, 831964, 1129094, 2258188, 3951829, 7903658, 15807316]

約数ペア:

[(1, 15807316), (2, 7903658), (4, 3951829), (7, 2258188), (14, 1129094), (19, 831964), (28, 564547), (38, 415982), (43, 367612), (76, 207991), (86, 183806), (133, 118852), (172, 91903), (266, 59426), (301, 52516), (532, 29713), (602, 26258), (691, 22876), (817, 19348), (1204, 13129), (1382, 11438), (1634, 9674), (2764, 5719), (3268, 4837)]