131149151

素因数分解:

$7^1\times {\mathrm{23}}^2\times {\mathrm{107}}^1\times {\mathrm{331}}^1$

素因数の和:491

約数の個数: 24

約数和(自身を含む): 158626944

約数和(自身を除く): 27477793

約数列:

[1, 7, 23, 107, 161, 331, 529, 749, 2317, 2461, 3703, 7613, 17227, 35417, 53291, 56603, 175099, 247919, 396221, 814591, 1225693, 5702137, 18735593, 131149151]

約数ペア:

[(1, 131149151), (7, 18735593), (23, 5702137), (107, 1225693), (161, 814591), (331, 396221), (529, 247919), (749, 175099), (2317, 56603), (2461, 53291), (3703, 35417), (7613, 17227)]