27951785

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{2731}}^1$

素因数の和:2848

約数の個数: 16

約数和(自身を含む): 35406720

約数和(自身を除く): 7454935

約数列:

[1, 5, 23, 89, 115, 445, 2047, 2731, 10235, 13655, 62813, 243059, 314065, 1215295, 5590357, 27951785]

約数ペア:

[(1, 27951785), (5, 5590357), (23, 1215295), (89, 314065), (115, 243059), (445, 62813), (2047, 13655), (2731, 10235)]