16689543

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{223}}^1$

素因数の和:359

約数の個数: 32

約数和(自身を含む): 25589760

約数和(自身を除く): 8900217

約数列:

[1, 3, 13, 19, 39, 57, 101, 223, 247, 303, 669, 741, 1313, 1919, 2899, 3939, 4237, 5757, 8697, 12711, 22523, 24947, 55081, 67569, 74841, 165243, 292799, 427937, 878397, 1283811, 5563181, 16689543]

約数ペア:

[(1, 16689543), (3, 5563181), (13, 1283811), (19, 878397), (39, 427937), (57, 292799), (101, 165243), (223, 74841), (247, 67569), (303, 55081), (669, 24947), (741, 22523), (1313, 12711), (1919, 8697), (2899, 5757), (3939, 4237)]