15493205

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2003}}^1$

素因数の和:2045

約数の個数: 32

約数和(自身を含む): 24240384

約数和(自身を除く): 8747179

約数列:

[1, 5, 7, 13, 17, 35, 65, 85, 91, 119, 221, 455, 595, 1105, 1547, 2003, 7735, 10015, 14021, 26039, 34051, 70105, 130195, 170255, 182273, 238357, 442663, 911365, 1191785, 2213315, 3098641, 15493205]

約数ペア:

[(1, 15493205), (5, 3098641), (7, 2213315), (13, 1191785), (17, 911365), (35, 442663), (65, 238357), (85, 182273), (91, 170255), (119, 130195), (221, 70105), (455, 34051), (595, 26039), (1105, 14021), (1547, 10015), (2003, 7735)]