13299139

素因数分解:

$7^4\times {\mathrm{29}}^1\times {\mathrm{191}}^1$

素因数の和:248

約数の個数: 20

約数和(自身を含む): 16133760

約数和(自身を除く): 2834621

約数列:

[1, 7, 29, 49, 191, 203, 343, 1337, 1421, 2401, 5539, 9359, 9947, 38773, 65513, 69629, 271411, 458591, 1899877, 13299139]

約数ペア:

[(1, 13299139), (7, 1899877), (29, 458591), (49, 271411), (191, 69629), (203, 65513), (343, 38773), (1337, 9947), (1421, 9359), (2401, 5539)]