81595767

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{3931}}^1$

素因数の和:3999

約数の個数: 32

約数和(自身を含む): 129095424

約数和(自身を除く): 47499657

約数列:

[1, 3, 11, 17, 33, 37, 51, 111, 187, 407, 561, 629, 1221, 1887, 3931, 6919, 11793, 20757, 43241, 66827, 129723, 145447, 200481, 436341, 735097, 1599917, 2205291, 2472599, 4799751, 7417797, 27198589, 81595767]

約数ペア:

[(1, 81595767), (3, 27198589), (11, 7417797), (17, 4799751), (33, 2472599), (37, 2205291), (51, 1599917), (111, 735097), (187, 436341), (407, 200481), (561, 145447), (629, 129723), (1221, 66827), (1887, 43241), (3931, 20757), (6919, 11793)]