81706845

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29129}}^1$

素因数の和:29165

約数の個数: 32

約数和(自身を含む): 151009920

約数和(自身を除く): 69303075

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 85, 165, 187, 255, 561, 935, 2805, 29129, 87387, 145645, 320419, 436935, 495193, 961257, 1485579, 1602095, 2475965, 4806285, 5447123, 7427895, 16341369, 27235615, 81706845]

約数ペア:

[(1, 81706845), (3, 27235615), (5, 16341369), (11, 7427895), (15, 5447123), (17, 4806285), (33, 2475965), (51, 1602095), (55, 1485579), (85, 961257), (165, 495193), (187, 436935), (255, 320419), (561, 145645), (935, 87387), (2805, 29129)]