129620386

素因数分解:

$2^1\times 7^4\times {\mathrm{26993}}^1$

素因数の和:27023

約数の個数: 20

約数和(自身を含む): 226830582

約数和(自身を除く): 97210196

約数列:

[1, 2, 7, 14, 49, 98, 343, 686, 2401, 4802, 26993, 53986, 188951, 377902, 1322657, 2645314, 9258599, 18517198, 64810193, 129620386]

約数ペア:

[(1, 129620386), (2, 64810193), (7, 18517198), (14, 9258599), (49, 2645314), (98, 1322657), (343, 377902), (686, 188951), (2401, 53986), (4802, 26993)]