31348985

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{233}}^1\times {\mathrm{379}}^1$

素因数の和:688

約数の個数: 16

約数和(自身を含む): 38413440

約数和(自身を除く): 7064455

約数列:

[1, 5, 71, 233, 355, 379, 1165, 1895, 16543, 26909, 82715, 88307, 134545, 441535, 6269797, 31348985]

約数ペア:

[(1, 31348985), (5, 6269797), (71, 441535), (233, 134545), (355, 88307), (379, 82715), (1165, 26909), (1895, 16543)]