68428305

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{138239}}^1$

素因数の和:138261

約数の個数: 24

約数和(自身を含む): 129392640

約数和(自身を除く): 60964335

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 495, 138239, 414717, 691195, 1244151, 1520629, 2073585, 4561887, 6220755, 7603145, 13685661, 22809435, 68428305]

約数ペア:

[(1, 68428305), (3, 22809435), (5, 13685661), (9, 7603145), (11, 6220755), (15, 4561887), (33, 2073585), (45, 1520629), (55, 1244151), (99, 691195), (165, 414717), (495, 138239)]