331340906

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{123727}}^1$

素因数の和:123845

約数の個数: 16

約数和(自身を含む): 540443904

約数和(自身を除く): 209102998

約数列:

[1, 2, 13, 26, 103, 206, 1339, 2678, 123727, 247454, 1608451, 3216902, 12743881, 25487762, 165670453, 331340906]

約数ペア:

[(1, 331340906), (2, 165670453), (13, 25487762), (26, 12743881), (103, 3216902), (206, 1608451), (1339, 247454), (2678, 123727)]