27477215

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1\times {\mathrm{563}}^1$

素因数の和:838

約数の個数: 16

約数和(自身を含む): 33948288

約数和(自身を除く): 6471073

約数列:

[1, 5, 43, 215, 227, 563, 1135, 2815, 9761, 24209, 48805, 121045, 127801, 639005, 5495443, 27477215]

約数ペア:

[(1, 27477215), (5, 5495443), (43, 639005), (215, 127801), (227, 121045), (563, 48805), (1135, 24209), (2815, 9761)]