81371907

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{7417}}^1$

素因数の和:7499

約数の個数: 24

約数和(自身を含む): 124978464

約数和(自身を除く): 43606557

約数列:

[1, 3, 9, 23, 53, 69, 159, 207, 477, 1219, 3657, 7417, 10971, 22251, 66753, 170591, 393101, 511773, 1179303, 1535319, 3537909, 9041323, 27123969, 81371907]

約数ペア:

[(1, 81371907), (3, 27123969), (9, 9041323), (23, 3537909), (53, 1535319), (69, 1179303), (159, 511773), (207, 393101), (477, 170591), (1219, 66753), (3657, 22251), (7417, 10971)]