71920961

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{271}}^1\times {\mathrm{1223}}^1$

素因数の和:1532

約数の個数: 16

約数和(自身を含む): 85229568

約数和(自身を除く): 13308607

約数列:

[1, 7, 31, 217, 271, 1223, 1897, 8401, 8561, 37913, 58807, 265391, 331433, 2320031, 10274423, 71920961]

約数ペア:

[(1, 71920961), (7, 10274423), (31, 2320031), (217, 331433), (271, 265391), (1223, 58807), (1897, 37913), (8401, 8561)]