54145

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1$

素因数の和:49

約数の個数: 24

約数和(自身を含む): 86184

約数和(自身を除く): 32039

約数列:

[1, 5, 7, 13, 17, 35, 49, 65, 85, 91, 119, 221, 245, 455, 595, 637, 833, 1105, 1547, 3185, 4165, 7735, 10829, 54145]

約数ペア:

[(1, 54145), (5, 10829), (7, 7735), (13, 4165), (17, 3185), (35, 1547), (49, 1105), (65, 833), (85, 637), (91, 595), (119, 455), (221, 245)]