1320689937

素因数分解:

$3^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{329267}}^1$

素因数の和:329468

約数の個数: 16

約数和(自身を含む): 2023022592

約数和(自身を除く): 702332655

約数列:

[1, 3, 7, 21, 191, 573, 1337, 4011, 329267, 987801, 2304869, 6914607, 62889997, 188669991, 440229979, 1320689937]

約数ペア:

[(1, 1320689937), (3, 440229979), (7, 188669991), (21, 62889997), (191, 6914607), (573, 2304869), (1337, 987801), (4011, 329267)]