8493317

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:225

約数の個数: 24

約数和(自身を含む): 10533600

約数和(自身を除く): 2040283

約数列:

[1, 7, 29, 43, 49, 139, 203, 301, 973, 1247, 1421, 2107, 4031, 5977, 6811, 8729, 28217, 41839, 61103, 173333, 197519, 292873, 1213331, 8493317]

約数ペア:

[(1, 8493317), (7, 1213331), (29, 292873), (43, 197519), (49, 173333), (139, 61103), (203, 41839), (301, 28217), (973, 8729), (1247, 6811), (1421, 5977), (2107, 4031)]