31246317

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{257}}^1$

素因数の和:367

約数の個数: 40

約数和(自身を含む): 49948800

約数和(自身を除く): 18702483

約数列:

[1, 3, 9, 19, 27, 57, 79, 81, 171, 237, 257, 513, 711, 771, 1501, 1539, 2133, 2313, 4503, 4883, 6399, 6939, 13509, 14649, 20303, 20817, 40527, 43947, 60909, 121581, 131841, 182727, 385757, 395523, 548181, 1157271, 1644543, 3471813, 10415439, 31246317]

約数ペア:

[(1, 31246317), (3, 10415439), (9, 3471813), (19, 1644543), (27, 1157271), (57, 548181), (79, 395523), (81, 385757), (171, 182727), (237, 131841), (257, 121581), (513, 60909), (711, 43947), (771, 40527), (1501, 20817), (1539, 20303), (2133, 14649), (2313, 13509), (4503, 6939), (4883, 6399)]