80866227

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{491}}^1$

素因数の和:651

約数の個数: 32

約数和(自身を含む): 120347136

約数和(自身を除く): 39480909

約数列:

[1, 3, 13, 39, 41, 103, 123, 309, 491, 533, 1339, 1473, 1599, 4017, 4223, 6383, 12669, 19149, 20131, 50573, 54899, 60393, 151719, 164697, 261703, 657449, 785109, 1972347, 2073493, 6220479, 26955409, 80866227]

約数ペア:

[(1, 80866227), (3, 26955409), (13, 6220479), (39, 2073493), (41, 1972347), (103, 785109), (123, 657449), (309, 261703), (491, 164697), (533, 151719), (1339, 60393), (1473, 54899), (1599, 50573), (4017, 20131), (4223, 19149), (6383, 12669)]