81271442

素因数分解:

$2^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{69941}}^1$

素因数の和:70033

約数の個数: 16

約数和(自身を含む): 141003072

約数和(自身を除く): 59731630

約数列:

[1, 2, 7, 14, 83, 166, 581, 1162, 69941, 139882, 489587, 979174, 5805103, 11610206, 40635721, 81271442]

約数ペア:

[(1, 81271442), (2, 40635721), (7, 11610206), (14, 5805103), (83, 979174), (166, 489587), (581, 139882), (1162, 69941)]