388618191

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{2963}}^1$

素因数の和:3060

約数の個数: 48

約数和(自身を含む): 647337600

約数和(自身を除く): 258719409

約数列:

[1, 3, 9, 13, 19, 39, 57, 59, 117, 171, 177, 247, 531, 741, 767, 1121, 2223, 2301, 2963, 3363, 6903, 8889, 10089, 14573, 26667, 38519, 43719, 56297, 115557, 131157, 168891, 174817, 346671, 506673, 524451, 731861, 1573353, 2195583, 2272621, 3321523, 6586749, 6817863, 9964569, 20453589, 29893707, 43179799, 129539397, 388618191]

約数ペア:

[(1, 388618191), (3, 129539397), (9, 43179799), (13, 29893707), (19, 20453589), (39, 9964569), (57, 6817863), (59, 6586749), (117, 3321523), (171, 2272621), (177, 2195583), (247, 1573353), (531, 731861), (741, 524451), (767, 506673), (1121, 346671), (2223, 174817), (2301, 168891), (2963, 131157), (3363, 115557), (6903, 56297), (8889, 43719), (10089, 38519), (14573, 26667)]