628863729

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{22937}}^1$

素因数の和:23009

約数の個数: 32

約数和(自身を含む): 976241280

約数和(自身を除く): 347377551

約数列:

[1, 3, 13, 19, 37, 39, 57, 111, 247, 481, 703, 741, 1443, 2109, 9139, 22937, 27417, 68811, 298181, 435803, 848669, 894543, 1307409, 2546007, 5665439, 11032697, 16124711, 16996317, 33098091, 48374133, 209621243, 628863729]

約数ペア:

[(1, 628863729), (3, 209621243), (13, 48374133), (19, 33098091), (37, 16996317), (39, 16124711), (57, 11032697), (111, 5665439), (247, 2546007), (481, 1307409), (703, 894543), (741, 848669), (1443, 435803), (2109, 298181), (9139, 68811), (22937, 27417)]