68527251

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{257}}^1$

素因数の和:372

約数の個数: 48

約数和(自身を含む): 111567456

約数和(自身を除く): 43040205

約数列:

[1, 3, 9, 13, 39, 43, 53, 117, 129, 159, 257, 387, 477, 559, 689, 771, 1677, 2067, 2279, 2313, 3341, 5031, 6201, 6837, 10023, 11051, 13621, 20511, 29627, 30069, 33153, 40863, 88881, 99459, 122589, 143663, 177073, 266643, 430989, 531219, 585703, 1292967, 1593657, 1757109, 5271327, 7614139, 22842417, 68527251]

約数ペア:

[(1, 68527251), (3, 22842417), (9, 7614139), (13, 5271327), (39, 1757109), (43, 1593657), (53, 1292967), (117, 585703), (129, 531219), (159, 430989), (257, 266643), (387, 177073), (477, 143663), (559, 122589), (689, 99459), (771, 88881), (1677, 40863), (2067, 33153), (2279, 30069), (2313, 29627), (3341, 20511), (5031, 13621), (6201, 11051), (6837, 10023)]