81585864

素因数分解:

$2^3\times 3^2\times {\mathrm{307}}^1\times {\mathrm{3691}}^1$

素因数の和:4010

約数の個数: 48

約数和(自身を含む): 221741520

約数和(自身を除く): 140155656

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 307, 614, 921, 1228, 1842, 2456, 2763, 3684, 3691, 5526, 7368, 7382, 11052, 11073, 14764, 22104, 22146, 29528, 33219, 44292, 66438, 88584, 132876, 265752, 1133137, 2266274, 3399411, 4532548, 6798822, 9065096, 10198233, 13597644, 20396466, 27195288, 40792932, 81585864]

約数ペア:

[(1, 81585864), (2, 40792932), (3, 27195288), (4, 20396466), (6, 13597644), (8, 10198233), (9, 9065096), (12, 6798822), (18, 4532548), (24, 3399411), (36, 2266274), (72, 1133137), (307, 265752), (614, 132876), (921, 88584), (1228, 66438), (1842, 44292), (2456, 33219), (2763, 29528), (3684, 22146), (3691, 22104), (5526, 14764), (7368, 11073), (7382, 11052)]