261570240221

素因数分解:

${\mathrm{79}}^1\times {\mathrm{131}}^1\times {\mathrm{349}}^1\times {\mathrm{72421}}^1$

素因数の和:72980

約数の個数: 16

約数和(自身を含む): 267671712000

約数和(自身を除く): 6101471779

約数列:

[1, 79, 131, 349, 10349, 27571, 45719, 72421, 3611801, 5721259, 9487151, 25274929, 749484929, 1996719391, 3311015699, 261570240221]

約数ペア:

[(1, 261570240221), (79, 3311015699), (131, 1996719391), (349, 749484929), (10349, 25274929), (27571, 9487151), (45719, 5721259), (72421, 3611801)]