81445705

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{103}}^1\times {\mathrm{1307}}^1$

素因数の和:1437

約数の個数: 24

約数和(自身を含む): 108553536

約数和(自身を除く): 27107831

約数列:

[1, 5, 11, 55, 103, 121, 515, 605, 1133, 1307, 5665, 6535, 12463, 14377, 62315, 71885, 134621, 158147, 673105, 790735, 1480831, 7404155, 16289141, 81445705]

約数ペア:

[(1, 81445705), (5, 16289141), (11, 7404155), (55, 1480831), (103, 790735), (121, 673105), (515, 158147), (605, 134621), (1133, 71885), (1307, 62315), (5665, 14377), (6535, 12463)]