81154645

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{8731}}^1$

素因数の和:8773

約数の個数: 24

約数和(自身を含む): 115052832

約数和(自身を除く): 33898187

約数列:

[1, 5, 11, 13, 55, 65, 143, 169, 715, 845, 1859, 8731, 9295, 43655, 96041, 113503, 480205, 567515, 1248533, 1475539, 6242665, 7377695, 16230929, 81154645]

約数ペア:

[(1, 81154645), (5, 16230929), (11, 7377695), (13, 6242665), (55, 1475539), (65, 1248533), (143, 567515), (169, 480205), (715, 113503), (845, 96041), (1859, 43655), (8731, 9295)]