81652556

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{2687}}^1$

素因数の和:2869

約数の個数: 24

約数和(自身を含む): 146313216

約数和(自身を除く): 64660660

約数列:

[1, 2, 4, 71, 107, 142, 214, 284, 428, 2687, 5374, 7597, 10748, 15194, 30388, 190777, 287509, 381554, 575018, 763108, 1150036, 20413139, 40826278, 81652556]

約数ペア:

[(1, 81652556), (2, 40826278), (4, 20413139), (71, 1150036), (107, 763108), (142, 575018), (214, 381554), (284, 287509), (428, 190777), (2687, 30388), (5374, 15194), (7597, 10748)]