80416539

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1\times {\mathrm{191}}^1$

素因数の和:408

約数の個数: 48

約数和(自身を含む): 137539584

約数和(自身を除く): 57123045

約数列:

[1, 3, 7, 9, 21, 41, 63, 123, 163, 191, 287, 369, 489, 573, 861, 1141, 1337, 1467, 1719, 2583, 3423, 4011, 6683, 7831, 10269, 12033, 20049, 23493, 31133, 46781, 54817, 60147, 70479, 93399, 140343, 164451, 217931, 280197, 421029, 493353, 653793, 1276453, 1961379, 3829359, 8935171, 11488077, 26805513, 80416539]

約数ペア:

[(1, 80416539), (3, 26805513), (7, 11488077), (9, 8935171), (21, 3829359), (41, 1961379), (63, 1276453), (123, 653793), (163, 493353), (191, 421029), (287, 280197), (369, 217931), (489, 164451), (573, 140343), (861, 93399), (1141, 70479), (1337, 60147), (1467, 54817), (1719, 46781), (2583, 31133), (3423, 23493), (4011, 20049), (6683, 12033), (7831, 10269)]