870801285

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{21751}}^1$

素因数の和:21933

約数の個数: 32

約数和(自身を含む): 1484704512

約数和(自身を除く): 613903227

約数列:

[1, 3, 5, 15, 17, 51, 85, 157, 255, 471, 785, 2355, 2669, 8007, 13345, 21751, 40035, 65253, 108755, 326265, 369767, 1109301, 1848835, 3414907, 5546505, 10244721, 17074535, 51223605, 58053419, 174160257, 290267095, 870801285]

約数ペア:

[(1, 870801285), (3, 290267095), (5, 174160257), (15, 58053419), (17, 51223605), (51, 17074535), (85, 10244721), (157, 5546505), (255, 3414907), (471, 1848835), (785, 1109301), (2355, 369767), (2669, 326265), (8007, 108755), (13345, 65253), (21751, 40035)]