31118958

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{457}}^1$

素因数の和:578

約数の個数: 64

約数和(自身を含む): 75405120

約数和(自身を除く): 44286162

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 97, 117, 194, 234, 291, 351, 457, 582, 702, 873, 914, 1261, 1371, 1746, 2522, 2619, 2742, 3783, 4113, 5238, 5941, 7566, 8226, 11349, 11882, 12339, 17823, 22698, 24678, 34047, 35646, 44329, 53469, 68094, 88658, 106938, 132987, 160407, 265974, 320814, 398961, 576277, 797922, 1152554, 1196883, 1728831, 2393766, 3457662, 5186493, 10372986, 15559479, 31118958]

約数ペア:

[(1, 31118958), (2, 15559479), (3, 10372986), (6, 5186493), (9, 3457662), (13, 2393766), (18, 1728831), (26, 1196883), (27, 1152554), (39, 797922), (54, 576277), (78, 398961), (97, 320814), (117, 265974), (194, 160407), (234, 132987), (291, 106938), (351, 88658), (457, 68094), (582, 53469), (702, 44329), (873, 35646), (914, 34047), (1261, 24678), (1371, 22698), (1746, 17823), (2522, 12339), (2619, 11882), (2742, 11349), (3783, 8226), (4113, 7566), (5238, 5941)]