71291385

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13093}}^1$

素因数の和:13126

約数の個数: 36

約数和(自身を含む): 135837156

約数和(自身を除く): 64545771

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 121, 165, 363, 495, 605, 1089, 1815, 5445, 13093, 39279, 65465, 117837, 144023, 196395, 432069, 589185, 720115, 1296207, 1584253, 2160345, 4752759, 6481035, 7921265, 14258277, 23763795, 71291385]

約数ペア:

[(1, 71291385), (3, 23763795), (5, 14258277), (9, 7921265), (11, 6481035), (15, 4752759), (33, 2160345), (45, 1584253), (55, 1296207), (99, 720115), (121, 589185), (165, 432069), (363, 196395), (495, 144023), (605, 117837), (1089, 65465), (1815, 39279), (5445, 13093)]