81485235

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139291}}^1$

素因数の和:139315

約数の個数: 24

約数和(自身を含む): 152106864

約数和(自身を除く): 70621629

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585, 139291, 417873, 696455, 1253619, 1810783, 2089365, 5432349, 6268095, 9053915, 16297047, 27161745, 81485235]

約数ペア:

[(1, 81485235), (3, 27161745), (5, 16297047), (9, 9053915), (13, 6268095), (15, 5432349), (39, 2089365), (45, 1810783), (65, 1253619), (117, 696455), (195, 417873), (585, 139291)]