398446724

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{857}}^1\times {\mathrm{8941}}^1$

素因数の和:9815

約数の個数: 24

約数和(自身を含む): 751879128

約数和(自身を除く): 353432404

約数列:

[1, 2, 4, 13, 26, 52, 857, 1714, 3428, 8941, 11141, 17882, 22282, 35764, 44564, 116233, 232466, 464932, 7662437, 15324874, 30649748, 99611681, 199223362, 398446724]

約数ペア:

[(1, 398446724), (2, 199223362), (4, 99611681), (13, 30649748), (26, 15324874), (52, 7662437), (857, 464932), (1714, 232466), (3428, 116233), (8941, 44564), (11141, 35764), (17882, 22282)]