80722593

素因数分解:

$3^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{9781}}^1$

素因数の和:9925

約数の個数: 24

約数和(自身を含む): 134287296

約数和(自身を除く): 53564703

約数列:

[1, 3, 7, 9, 21, 63, 131, 393, 917, 1179, 2751, 8253, 9781, 29343, 68467, 88029, 205401, 616203, 1281311, 3843933, 8969177, 11531799, 26907531, 80722593]

約数ペア:

[(1, 80722593), (3, 26907531), (7, 11531799), (9, 8969177), (21, 3843933), (63, 1281311), (131, 616203), (393, 205401), (917, 88029), (1179, 68467), (2751, 29343), (8253, 9781)]