15657369

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{691}}^1$

素因数の和:797

約数の個数: 32

約数和(自身を含む): 26041344

約数和(自身を除く): 10383975

約数列:

[1, 3, 7, 13, 21, 39, 83, 91, 249, 273, 581, 691, 1079, 1743, 2073, 3237, 4837, 7553, 8983, 14511, 22659, 26949, 57353, 62881, 172059, 188643, 401471, 745589, 1204413, 2236767, 5219123, 15657369]

約数ペア:

[(1, 15657369), (3, 5219123), (7, 2236767), (13, 1204413), (21, 745589), (39, 401471), (83, 188643), (91, 172059), (249, 62881), (273, 57353), (581, 26949), (691, 22659), (1079, 14511), (1743, 8983), (2073, 7553), (3237, 4837)]