42279921

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1129}}^1$

素因数の和:1230

約数の個数: 32

約数和(自身を含む): 66896000

約数和(自身を除く): 24616079

約数列:

[1, 3, 9, 19, 27, 57, 73, 171, 219, 513, 657, 1129, 1387, 1971, 3387, 4161, 10161, 12483, 21451, 30483, 37449, 64353, 82417, 193059, 247251, 579177, 741753, 1565923, 2225259, 4697769, 14093307, 42279921]

約数ペア:

[(1, 42279921), (3, 14093307), (9, 4697769), (19, 2225259), (27, 1565923), (57, 741753), (73, 579177), (171, 247251), (219, 193059), (513, 82417), (657, 64353), (1129, 37449), (1387, 30483), (1971, 21451), (3387, 12483), (4161, 10161)]