81716194

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{253777}}^1$

素因数の和:253809

約数の個数: 16

約数和(自身を含む): 146176128

約数和(自身を除く): 64459934

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 253777, 507554, 1776439, 3552878, 5836871, 11673742, 40858097, 81716194]

約数ペア:

[(1, 81716194), (2, 40858097), (7, 11673742), (14, 5836871), (23, 3552878), (46, 1776439), (161, 507554), (322, 253777)]