121359721

素因数分解:

$7^2\times {\mathrm{79}}^1\times {\mathrm{107}}^1\times {\mathrm{293}}^1$

素因数の和:493

約数の個数: 24

約数和(自身を含む): 144789120

約数和(自身を除く): 23429399

約数列:

[1, 7, 49, 79, 107, 293, 553, 749, 2051, 3871, 5243, 8453, 14357, 23147, 31351, 59171, 162029, 219457, 414197, 1134203, 1536199, 2476729, 17337103, 121359721]

約数ペア:

[(1, 121359721), (7, 17337103), (49, 2476729), (79, 1536199), (107, 1134203), (293, 414197), (553, 219457), (749, 162029), (2051, 59171), (3871, 31351), (5243, 23147), (8453, 14357)]