81560906

素因数分解:

$2^1\times 7^1\times {\mathrm{1217}}^1\times {\mathrm{4787}}^1$

素因数の和:6013

約数の個数: 16

約数和(自身を含む): 139962816

約数和(自身を除く): 58401910

約数列:

[1, 2, 7, 14, 1217, 2434, 4787, 8519, 9574, 17038, 33509, 67018, 5825779, 11651558, 40780453, 81560906]

約数ペア:

[(1, 81560906), (2, 40780453), (7, 11651558), (14, 5825779), (1217, 67018), (2434, 33509), (4787, 17038), (8519, 9574)]