12718449905

素因数分解:

$5^1\times 7^1\times {\mathrm{857}}^1\times {\mathrm{424019}}^1$

素因数の和:424888

約数の個数: 16

約数和(自身を含む): 17462839680

約数和(自身を除く): 4744389775

約数列:

[1, 5, 7, 35, 857, 4285, 5999, 29995, 424019, 2120095, 2968133, 14840665, 363384283, 1816921415, 2543689981, 12718449905]

約数ペア:

[(1, 12718449905), (5, 2543689981), (7, 1816921415), (35, 363384283), (857, 14840665), (4285, 2968133), (5999, 2120095), (29995, 424019)]