2045248905

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{1987}}^1\times {\mathrm{9803}}^1$

素因数の和:11805

約数の個数: 32

約数和(自身を含む): 3742147584

約数和(自身を除く): 1696898679

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 1987, 5961, 9803, 9935, 13909, 29409, 29805, 41727, 49015, 68621, 69545, 147045, 205863, 208635, 343105, 1029315, 19478561, 58435683, 97392805, 136349927, 292178415, 409049781, 681749635, 2045248905]

約数ペア:

[(1, 2045248905), (3, 681749635), (5, 409049781), (7, 292178415), (15, 136349927), (21, 97392805), (35, 58435683), (105, 19478561), (1987, 1029315), (5961, 343105), (9803, 208635), (9935, 205863), (13909, 147045), (29409, 69545), (29805, 68621), (41727, 49015)]