18291289239

素因数分解:

$3^3\times {\mathrm{67}}^1\times {\mathrm{157}}^1\times {\mathrm{64403}}^1$

素因数の和:64636

約数の個数: 32

約数和(自身を含む): 27678263040

約数和(自身を除く): 9386973801

約数列:

[1, 3, 9, 27, 67, 157, 201, 471, 603, 1413, 1809, 4239, 10519, 31557, 64403, 94671, 193209, 284013, 579627, 1738881, 4315001, 10111271, 12945003, 30333813, 38835009, 91001439, 116505027, 273004317, 677455157, 2032365471, 6097096413, 18291289239]

約数ペア:

[(1, 18291289239), (3, 6097096413), (9, 2032365471), (27, 677455157), (67, 273004317), (157, 116505027), (201, 91001439), (471, 38835009), (603, 30333813), (1413, 12945003), (1809, 10111271), (4239, 4315001), (10519, 1738881), (31557, 579627), (64403, 284013), (94671, 193209)]