15339947

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1\times {\mathrm{317}}^1$

素因数の和:578

約数の個数: 16

約数和(自身を含む): 18235392

約数和(自身を除く): 2895445

約数列:

[1, 7, 31, 217, 223, 317, 1561, 2219, 6913, 9827, 48391, 68789, 70691, 494837, 2191421, 15339947]

約数ペア:

[(1, 15339947), (7, 2191421), (31, 494837), (217, 70691), (223, 68789), (317, 48391), (1561, 9827), (2219, 6913)]