27720474669

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3178589}}^1$

素因数の和:3178634

約数の個数: 32

約数和(自身を含む): 45771696000

約数和(自身を除く): 18051221331

約数列:

[1, 3, 9, 17, 19, 27, 51, 57, 153, 171, 323, 459, 513, 969, 2907, 8721, 3178589, 9535767, 28607301, 54036013, 60393191, 85821903, 162108039, 181179573, 486324117, 543538719, 1026684247, 1458972351, 1630616157, 3080052741, 9240158223, 27720474669]

約数ペア:

[(1, 27720474669), (3, 9240158223), (9, 3080052741), (17, 1630616157), (19, 1458972351), (27, 1026684247), (51, 543538719), (57, 486324117), (153, 181179573), (171, 162108039), (323, 85821903), (459, 60393191), (513, 54036013), (969, 28607301), (2907, 9535767), (8721, 3178589)]