8673145

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{167}}^1$

素因数の和:249

約数の個数: 32

約数和(自身を含む): 12192768

約数和(自身を除く): 3519623

約数列:

[1, 5, 13, 17, 47, 65, 85, 167, 221, 235, 611, 799, 835, 1105, 2171, 2839, 3055, 3995, 7849, 10387, 10855, 14195, 36907, 39245, 51935, 102037, 133433, 184535, 510185, 667165, 1734629, 8673145]

約数ペア:

[(1, 8673145), (5, 1734629), (13, 667165), (17, 510185), (47, 184535), (65, 133433), (85, 102037), (167, 51935), (221, 39245), (235, 36907), (611, 14195), (799, 10855), (835, 10387), (1105, 7849), (2171, 3995), (2839, 3055)]