66740235

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{691}}^1$

素因数の和:883

約数の個数: 32

約数和(自身を含む): 110011392

約数和(自身を除く): 43271157

約数列:

[1, 3, 5, 15, 47, 137, 141, 235, 411, 685, 691, 705, 2055, 2073, 3455, 6439, 10365, 19317, 32195, 32477, 94667, 96585, 97431, 162385, 284001, 473335, 487155, 1420005, 4449349, 13348047, 22246745, 66740235]

約数ペア:

[(1, 66740235), (3, 22246745), (5, 13348047), (15, 4449349), (47, 1420005), (137, 487155), (141, 473335), (235, 284001), (411, 162385), (685, 97431), (691, 96585), (705, 94667), (2055, 32477), (2073, 32195), (3455, 19317), (6439, 10365)]