161006785

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{15731}}^1$

素因数の和:15848

約数の個数: 16

約数和(自身を含む): 203886720

約数和(自身を除く): 42879935

約数列:

[1, 5, 23, 89, 115, 445, 2047, 10235, 15731, 78655, 361813, 1400059, 1809065, 7000295, 32201357, 161006785]

約数ペア:

[(1, 161006785), (5, 32201357), (23, 7000295), (89, 1809065), (115, 1400059), (445, 361813), (2047, 78655), (10235, 15731)]