129158519

素因数分解:

$7^1\times {\mathrm{197}}^1\times {\mathrm{229}}^1\times {\mathrm{409}}^1$

素因数の和:842

約数の個数: 16

約数和(自身を含む): 149371200

約数和(自身を除く): 20212681

約数列:

[1, 7, 197, 229, 409, 1379, 1603, 2863, 45113, 80573, 93661, 315791, 564011, 655627, 18451217, 129158519]

約数ペア:

[(1, 129158519), (7, 18451217), (197, 655627), (229, 564011), (409, 315791), (1379, 93661), (1603, 80573), (2863, 45113)]