396557161

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{941}}^1$

素因数の和:1393

約数の個数: 32

約数和(自身を含む): 534272256

約数和(自身を除く): 137715095

約数列:

[1, 7, 11, 13, 77, 91, 143, 421, 941, 1001, 2947, 4631, 5473, 6587, 10351, 12233, 32417, 38311, 60203, 72457, 85631, 134563, 396161, 421421, 941941, 2773127, 4357771, 5150093, 30504397, 36050651, 56651023, 396557161]

約数ペア:

[(1, 396557161), (7, 56651023), (11, 36050651), (13, 30504397), (77, 5150093), (91, 4357771), (143, 2773127), (421, 941941), (941, 421421), (1001, 396161), (2947, 134563), (4631, 85631), (5473, 72457), (6587, 60203), (10351, 38311), (12233, 32417)]