28697235

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{337}}^1\times {\mathrm{811}}^1$

素因数の和:1163

約数の個数: 32

約数和(自身を含む): 52695552

約数和(自身を除く): 23998317

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 337, 811, 1011, 1685, 2359, 2433, 4055, 5055, 5677, 7077, 11795, 12165, 17031, 28385, 35385, 85155, 273307, 819921, 1366535, 1913149, 4099605, 5739447, 9565745, 28697235]

約数ペア:

[(1, 28697235), (3, 9565745), (5, 5739447), (7, 4099605), (15, 1913149), (21, 1366535), (35, 819921), (105, 273307), (337, 85155), (811, 35385), (1011, 28385), (1685, 17031), (2359, 12165), (2433, 11795), (4055, 7077), (5055, 5677)]