2231271

素因数分解:

$3^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{331}}^1$

素因数の和:451

約数の個数: 24

約数和(自身を含む): 3729024

約数和(自身を除く): 1497753

約数列:

[1, 3, 7, 9, 21, 63, 107, 321, 331, 749, 963, 993, 2247, 2317, 2979, 6741, 6951, 20853, 35417, 106251, 247919, 318753, 743757, 2231271]

約数ペア:

[(1, 2231271), (3, 743757), (7, 318753), (9, 247919), (21, 106251), (63, 35417), (107, 20853), (321, 6951), (331, 6741), (749, 2979), (963, 2317), (993, 2247)]