239031305

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{1663}}^1$

素因数の和:1793

約数の個数: 32

約数和(自身を含む): 323481600

約数和(自身を除く): 84450295

約数列:

[1, 5, 17, 19, 85, 89, 95, 323, 445, 1513, 1615, 1663, 1691, 7565, 8315, 8455, 28271, 28747, 31597, 141355, 143735, 148007, 157985, 537149, 740035, 2516119, 2685745, 2812133, 12580595, 14060665, 47806261, 239031305]

約数ペア:

[(1, 239031305), (5, 47806261), (17, 14060665), (19, 12580595), (85, 2812133), (89, 2685745), (95, 2516119), (323, 740035), (445, 537149), (1513, 157985), (1615, 148007), (1663, 143735), (1691, 141355), (7565, 31597), (8315, 28747), (8455, 28271)]