31394258

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{72337}}^1$

素因数の和:72377

約数の個数: 16

約数和(自身を含む): 55555584

約数和(自身を除く): 24161326

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 72337, 144674, 506359, 1012718, 2242447, 4484894, 15697129, 31394258]

約数ペア:

[(1, 31394258), (2, 15697129), (7, 4484894), (14, 2242447), (31, 1012718), (62, 506359), (217, 144674), (434, 72337)]