15957305

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2063}}^1$

素因数の和:2105

約数の個数: 32

約数和(自身を含む): 24966144

約数和(自身を除く): 9008839

約数列:

[1, 5, 7, 13, 17, 35, 65, 85, 91, 119, 221, 455, 595, 1105, 1547, 2063, 7735, 10315, 14441, 26819, 35071, 72205, 134095, 175355, 187733, 245497, 455923, 938665, 1227485, 2279615, 3191461, 15957305]

約数ペア:

[(1, 15957305), (5, 3191461), (7, 2279615), (13, 1227485), (17, 938665), (35, 455923), (65, 245497), (85, 187733), (91, 175355), (119, 134095), (221, 72205), (455, 35071), (595, 26819), (1105, 14441), (1547, 10315), (2063, 7735)]