239785

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1$

素因数の和:73

約数の個数: 32

約数和(自身を含む): 387072

約数和(自身を除く): 147287

約数列:

[1, 5, 7, 13, 17, 31, 35, 65, 85, 91, 119, 155, 217, 221, 403, 455, 527, 595, 1085, 1105, 1547, 2015, 2635, 2821, 3689, 6851, 7735, 14105, 18445, 34255, 47957, 239785]

約数ペア:

[(1, 239785), (5, 47957), (7, 34255), (13, 18445), (17, 14105), (31, 7735), (35, 6851), (65, 3689), (85, 2821), (91, 2635), (119, 2015), (155, 1547), (217, 1105), (221, 1085), (403, 595), (455, 527)]