6987617

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2477}}^1$

素因数の和:2528

約数の個数: 16

約数和(自身を含む): 8881152

約数和(自身を除く): 1893535

約数列:

[1, 7, 13, 31, 91, 217, 403, 2477, 2821, 17339, 32201, 76787, 225407, 537509, 998231, 6987617]

約数ペア:

[(1, 6987617), (7, 998231), (13, 537509), (31, 225407), (91, 76787), (217, 32201), (403, 17339), (2477, 2821)]