81747442

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{95723}}^1$

素因数の和:95793

約数の個数: 16

約数和(自身を含む): 142437312

約数和(自身を除く): 60689870

約数列:

[1, 2, 7, 14, 61, 122, 427, 854, 95723, 191446, 670061, 1340122, 5839103, 11678206, 40873721, 81747442]

約数ペア:

[(1, 81747442), (2, 40873721), (7, 11678206), (14, 5839103), (61, 1340122), (122, 670061), (427, 191446), (854, 95723)]