28892227

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{8581}}^1$

素因数の和:8638

約数の個数: 16

約数和(自身を含む): 36524992

約数和(自身を除く): 7632765

約数列:

[1, 7, 13, 37, 91, 259, 481, 3367, 8581, 60067, 111553, 317497, 780871, 2222479, 4127461, 28892227]

約数ペア:

[(1, 28892227), (7, 4127461), (13, 2222479), (37, 780871), (91, 317497), (259, 111553), (481, 60067), (3367, 8581)]