81639838

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{95597}}^1$

素因数の和:95667

約数の個数: 16

約数和(自身を含む): 142249824

約数和(自身を除く): 60609986

約数列:

[1, 2, 7, 14, 61, 122, 427, 854, 95597, 191194, 669179, 1338358, 5831417, 11662834, 40819919, 81639838]

約数ペア:

[(1, 81639838), (2, 40819919), (7, 11662834), (14, 5831417), (61, 1338358), (122, 669179), (427, 191194), (854, 95597)]