80894891

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2131}}^1$

素因数の和:2195

約数の個数: 32

約数和(自身を含む): 110522880

約数和(自身を除く): 29627989

約数列:

[1, 7, 11, 17, 29, 77, 119, 187, 203, 319, 493, 1309, 2131, 2233, 3451, 5423, 14917, 23441, 36227, 37961, 61799, 164087, 253589, 398497, 432593, 679789, 1050583, 2789479, 4758523, 7354081, 11556413, 80894891]

約数ペア:

[(1, 80894891), (7, 11556413), (11, 7354081), (17, 4758523), (29, 2789479), (77, 1050583), (119, 679789), (187, 432593), (203, 398497), (319, 253589), (493, 164087), (1309, 61799), (2131, 37961), (2233, 36227), (3451, 23441), (5423, 14917)]