4005982899

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{21701}}^1$

素因数の和:21809

約数の個数: 40

約数和(自身を含む): 6239238192

約数和(自身を除く): 2233255293

約数列:

[1, 3, 9, 27, 43, 53, 81, 129, 159, 387, 477, 1161, 1431, 2279, 3483, 4293, 6837, 20511, 21701, 61533, 65103, 184599, 195309, 585927, 933143, 1150153, 1757781, 2799429, 3450459, 8398287, 10351377, 25194861, 31054131, 49456579, 75584583, 93162393, 148369737, 445109211, 1335327633, 4005982899]

約数ペア:

[(1, 4005982899), (3, 1335327633), (9, 445109211), (27, 148369737), (43, 93162393), (53, 75584583), (81, 49456579), (129, 31054131), (159, 25194861), (387, 10351377), (477, 8398287), (1161, 3450459), (1431, 2799429), (2279, 1757781), (3483, 1150153), (4293, 933143), (6837, 585927), (20511, 195309), (21701, 184599), (61533, 65103)]