81057705

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{284413}}^1$

素因数の和:284440

約数の個数: 16

約数和(自身を含む): 136518720

約数和(自身を除く): 55461015

約数列:

[1, 3, 5, 15, 19, 57, 95, 285, 284413, 853239, 1422065, 4266195, 5403847, 16211541, 27019235, 81057705]

約数ペア:

[(1, 81057705), (3, 27019235), (5, 16211541), (15, 5403847), (19, 4266195), (57, 1422065), (95, 853239), (285, 284413)]