1987677

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1$

素因数の和:217

約数の個数: 24

約数和(自身を含む): 3035136

約数和(自身を除く): 1047459

約数列:

[1, 3, 9, 37, 47, 111, 127, 141, 333, 381, 423, 1143, 1739, 4699, 5217, 5969, 14097, 15651, 17907, 42291, 53721, 220853, 662559, 1987677]

約数ペア:

[(1, 1987677), (3, 662559), (9, 220853), (37, 53721), (47, 42291), (111, 17907), (127, 15651), (141, 14097), (333, 5969), (381, 5217), (423, 4699), (1143, 1739)]