221314131

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{311}}^1\times {\mathrm{2137}}^1$

素因数の和:2491

約数の個数: 24

約数和(自身を含む): 329525664

約数和(自身を除く): 108211533

約数列:

[1, 3, 9, 37, 111, 311, 333, 933, 2137, 2799, 6411, 11507, 19233, 34521, 79069, 103563, 237207, 664607, 711621, 1993821, 5981463, 24590459, 73771377, 221314131]

約数ペア:

[(1, 221314131), (3, 73771377), (9, 24590459), (37, 5981463), (111, 1993821), (311, 711621), (333, 664607), (933, 237207), (2137, 103563), (2799, 79069), (6411, 34521), (11507, 19233)]