289856258

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{118891}}^1$

素因数の和:118969

約数の個数: 16

約数和(自身を含む): 462252096

約数和(自身を除く): 172395838

約数列:

[1, 2, 23, 46, 53, 106, 1219, 2438, 118891, 237782, 2734493, 5468986, 6301223, 12602446, 144928129, 289856258]

約数ペア:

[(1, 289856258), (2, 144928129), (23, 12602446), (46, 6301223), (53, 5468986), (106, 2734493), (1219, 237782), (2438, 118891)]