643644

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{941}}^1$

素因数の和:970

約数の個数: 36

約数和(自身を含む): 1714440

約数和(自身を除く): 1070796

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684, 941, 1882, 2823, 3764, 5646, 8469, 11292, 16938, 17879, 33876, 35758, 53637, 71516, 107274, 160911, 214548, 321822, 643644]

約数ペア:

[(1, 643644), (2, 321822), (3, 214548), (4, 160911), (6, 107274), (9, 71516), (12, 53637), (18, 35758), (19, 33876), (36, 17879), (38, 16938), (57, 11292), (76, 8469), (114, 5646), (171, 3764), (228, 2823), (342, 1882), (684, 941)]