81789982

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{347}}^1\times {\mathrm{1759}}^1$

素因数の和:2175

約数の個数: 16

約数和(自身を含む): 124945920

約数和(自身を除く): 43155938

約数列:

[1, 2, 67, 134, 347, 694, 1759, 3518, 23249, 46498, 117853, 235706, 610373, 1220746, 40894991, 81789982]

約数ペア:

[(1, 81789982), (2, 40894991), (67, 1220746), (134, 610373), (347, 235706), (694, 117853), (1759, 46498), (3518, 23249)]