2228991

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{467}}^1$

素因数の和:550

約数の個数: 16

約数和(自身を含む): 3129984

約数和(自身を除く): 900993

約数列:

[1, 3, 37, 43, 111, 129, 467, 1401, 1591, 4773, 17279, 20081, 51837, 60243, 742997, 2228991]

約数ペア:

[(1, 2228991), (3, 742997), (37, 60243), (43, 51837), (111, 20081), (129, 17279), (467, 4773), (1401, 1591)]