78709077

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{257}}^1$

素因数の和:487

約数の個数: 40

約数和(自身を含む): 124872000

約数和(自身を除く): 46162923

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 199, 257, 513, 597, 771, 1539, 1791, 2313, 3781, 4883, 5373, 6939, 11343, 14649, 16119, 20817, 34029, 43947, 51143, 102087, 131841, 153429, 306261, 395523, 460287, 971717, 1380861, 2915151, 4142583, 8745453, 26236359, 78709077]

約数ペア:

[(1, 78709077), (3, 26236359), (9, 8745453), (19, 4142583), (27, 2915151), (57, 1380861), (81, 971717), (171, 460287), (199, 395523), (257, 306261), (513, 153429), (597, 131841), (771, 102087), (1539, 51143), (1791, 43947), (2313, 34029), (3781, 20817), (4883, 16119), (5373, 14649), (6939, 11343)]