3972985

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1087}}^1$

素因数の和:1152

約数の個数: 16

約数和(自身を含む): 5170176

約数和(自身を除く): 1197191

約数列:

[1, 5, 17, 43, 85, 215, 731, 1087, 3655, 5435, 18479, 46741, 92395, 233705, 794597, 3972985]

約数ペア:

[(1, 3972985), (5, 794597), (17, 233705), (43, 92395), (85, 46741), (215, 18479), (731, 5435), (1087, 3655)]