40145703

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{647}}^1$

素因数の和:743

約数の個数: 32

約数和(自身を含む): 60673536

約数和(自身を除く): 20527833

約数列:

[1, 3, 13, 37, 39, 43, 111, 129, 481, 559, 647, 1443, 1591, 1677, 1941, 4773, 8411, 20683, 23939, 25233, 27821, 62049, 71817, 83463, 311207, 361673, 933621, 1029377, 1085019, 3088131, 13381901, 40145703]

約数ペア:

[(1, 40145703), (3, 13381901), (13, 3088131), (37, 1085019), (39, 1029377), (43, 933621), (111, 361673), (129, 311207), (481, 83463), (559, 71817), (647, 62049), (1443, 27821), (1591, 25233), (1677, 23939), (1941, 20683), (4773, 8411)]