155528451

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{1987}}^1$

素因数の和:2232

約数の個数: 32

約数和(自身を含む): 249374720

約数和(自身を除く): 93846269

約数列:

[1, 3, 9, 13, 27, 39, 117, 223, 351, 669, 1987, 2007, 2899, 5961, 6021, 8697, 17883, 25831, 26091, 53649, 77493, 78273, 232479, 443101, 697437, 1329303, 3987909, 5760313, 11963727, 17280939, 51842817, 155528451]

約数ペア:

[(1, 155528451), (3, 51842817), (9, 17280939), (13, 11963727), (27, 5760313), (39, 3987909), (117, 1329303), (223, 697437), (351, 443101), (669, 232479), (1987, 78273), (2007, 77493), (2899, 53649), (5961, 26091), (6021, 25831), (8697, 17883)]