82668159

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{27919}}^1$

素因数の和:27979

約数の個数: 24

約数和(自身を含む): 139376640

約数和(自身を除く): 56708481

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 2961, 27919, 83757, 195433, 251271, 586299, 1312193, 1758897, 3936579, 9185351, 11809737, 27556053, 82668159]

約数ペア:

[(1, 82668159), (3, 27556053), (7, 11809737), (9, 9185351), (21, 3936579), (47, 1758897), (63, 1312193), (141, 586299), (329, 251271), (423, 195433), (987, 83757), (2961, 27919)]