80740557

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2281}}^1$

素因数の和:2335

約数の個数: 40

約数和(自身を含む): 132538560

約数和(自身を除く): 51798003

約数列:

[1, 3, 9, 19, 23, 27, 57, 69, 81, 171, 207, 437, 513, 621, 1311, 1539, 1863, 2281, 3933, 6843, 11799, 20529, 35397, 43339, 52463, 61587, 130017, 157389, 184761, 390051, 472167, 996797, 1170153, 1416501, 2990391, 3510459, 4249503, 8971173, 26913519, 80740557]

約数ペア:

[(1, 80740557), (3, 26913519), (9, 8971173), (19, 4249503), (23, 3510459), (27, 2990391), (57, 1416501), (69, 1170153), (81, 996797), (171, 472167), (207, 390051), (437, 184761), (513, 157389), (621, 130017), (1311, 61587), (1539, 52463), (1863, 43339), (2281, 35397), (3933, 20529), (6843, 11799)]