209038785

素因数分解:

$3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{349}}^1\times {\mathrm{547}}^1$

素因数の和:977

約数の個数: 32

約数和(自身を含む): 340636800

約数和(自身を除く): 131598015

約数列:

[1, 3, 5, 15, 73, 219, 349, 365, 547, 1047, 1095, 1641, 1745, 2735, 5235, 8205, 25477, 39931, 76431, 119793, 127385, 190903, 199655, 382155, 572709, 598965, 954515, 2863545, 13935919, 41807757, 69679595, 209038785]

約数ペア:

[(1, 209038785), (3, 69679595), (5, 41807757), (15, 13935919), (73, 2863545), (219, 954515), (349, 598965), (365, 572709), (547, 382155), (1047, 199655), (1095, 190903), (1641, 127385), (1745, 119793), (2735, 76431), (5235, 39931), (8205, 25477)]