80511981

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{347}}^1$

素因数の和:529

約数の個数: 32

約数和(自身を含む): 120268800

約数和(自身を除く): 39756819

約数列:

[1, 3, 11, 33, 79, 89, 237, 267, 347, 869, 979, 1041, 2607, 2937, 3817, 7031, 11451, 21093, 27413, 30883, 77341, 82239, 92649, 232023, 301543, 339713, 904629, 1019139, 2439757, 7319271, 26837327, 80511981]

約数ペア:

[(1, 80511981), (3, 26837327), (11, 7319271), (33, 2439757), (79, 1019139), (89, 904629), (237, 339713), (267, 301543), (347, 232023), (869, 92649), (979, 82239), (1041, 77341), (2607, 30883), (2937, 27413), (3817, 21093), (7031, 11451)]