1340822021

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{283}}^1\times {\mathrm{1663}}^1$

素因数の和:2001

約数の個数: 32

約数和(自身を含む): 1723957248

約数和(自身を除く): 383135227

約数列:

[1, 7, 11, 37, 77, 259, 283, 407, 1663, 1981, 2849, 3113, 10471, 11641, 18293, 21791, 61531, 73297, 115181, 128051, 430717, 470629, 676841, 806267, 3294403, 4737887, 5176919, 17413273, 36238433, 121892911, 191546003, 1340822021]

約数ペア:

[(1, 1340822021), (7, 191546003), (11, 121892911), (37, 36238433), (77, 17413273), (259, 5176919), (283, 4737887), (407, 3294403), (1663, 806267), (1981, 676841), (2849, 470629), (3113, 430717), (10471, 128051), (11641, 115181), (18293, 73297), (21791, 61531)]