13258399

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{739}}^1$

素因数の和:990

約数の個数: 16

約数和(自身を含む): 16623360

約数和(自身を除く): 3364961

約数列:

[1, 7, 11, 77, 233, 739, 1631, 2563, 5173, 8129, 17941, 56903, 172187, 1205309, 1894057, 13258399]

約数ペア:

[(1, 13258399), (7, 1894057), (11, 1205309), (77, 172187), (233, 56903), (739, 17941), (1631, 8129), (2563, 5173)]