81241111

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{5273}}^1$

素因数の和:5382

約数の個数: 16

約数和(自身を含む): 97210368

約数和(自身を除く): 15969257

約数列:

[1, 7, 31, 71, 217, 497, 2201, 5273, 15407, 36911, 163463, 374383, 1144241, 2620681, 11605873, 81241111]

約数ペア:

[(1, 81241111), (7, 11605873), (31, 2620681), (71, 1144241), (217, 374383), (497, 163463), (2201, 36911), (5273, 15407)]