15264639

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{277}}^1$

素因数の和:456

約数の個数: 32

約数和(自身を含む): 24597440

約数和(自身を除く): 9332801

約数列:

[1, 3, 9, 13, 27, 39, 117, 157, 277, 351, 471, 831, 1413, 2041, 2493, 3601, 4239, 6123, 7479, 10803, 18369, 32409, 43489, 55107, 97227, 130467, 391401, 565357, 1174203, 1696071, 5088213, 15264639]

約数ペア:

[(1, 15264639), (3, 5088213), (9, 1696071), (13, 1174203), (27, 565357), (39, 391401), (117, 130467), (157, 97227), (277, 55107), (351, 43489), (471, 32409), (831, 18369), (1413, 10803), (2041, 7479), (2493, 6123), (3601, 4239)]