42378489

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{2027}}^1$

素因数の和:2157

約数の個数: 24

約数和(自身を含む): 64539072

約数和(自身を除く): 22160583

約数列:

[1, 3, 9, 23, 69, 101, 207, 303, 909, 2027, 2323, 6081, 6969, 18243, 20907, 46621, 139863, 204727, 419589, 614181, 1842543, 4708721, 14126163, 42378489]

約数ペア:

[(1, 42378489), (3, 14126163), (9, 4708721), (23, 1842543), (69, 614181), (101, 419589), (207, 204727), (303, 139863), (909, 46621), (2027, 20907), (2323, 18243), (6081, 6969)]