40528539

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{397}}^1$

素因数の和:624

約数の個数: 32

約数和(自身を含む): 63680000

約数和(自身を除く): 23151461

約数列:

[1, 3, 9, 19, 27, 57, 171, 199, 397, 513, 597, 1191, 1791, 3573, 3781, 5373, 7543, 10719, 11343, 22629, 34029, 67887, 79003, 102087, 203661, 237009, 711027, 1501057, 2133081, 4503171, 13509513, 40528539]

約数ペア:

[(1, 40528539), (3, 13509513), (9, 4503171), (19, 2133081), (27, 1501057), (57, 711027), (171, 237009), (199, 203661), (397, 102087), (513, 79003), (597, 67887), (1191, 34029), (1791, 22629), (3573, 11343), (3781, 10719), (5373, 7543)]