15157779

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{4271}}^1$

素因数の和:4307

約数の個数: 24

約数和(自身を含む): 25016832

約数和(自身を除く): 9859053

約数列:

[1, 3, 7, 13, 21, 39, 91, 169, 273, 507, 1183, 3549, 4271, 12813, 29897, 55523, 89691, 166569, 388661, 721799, 1165983, 2165397, 5052593, 15157779]

約数ペア:

[(1, 15157779), (3, 5052593), (7, 2165397), (13, 1165983), (21, 721799), (39, 388661), (91, 166569), (169, 89691), (273, 55523), (507, 29897), (1183, 12813), (3549, 4271)]