26991666

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{467}}^1$

素因数の和:520

約数の個数: 72

約数和(自身を含む): 66802320

約数和(自身を除く): 39810654

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 38, 39, 57, 78, 114, 117, 169, 171, 234, 247, 338, 342, 467, 494, 507, 741, 934, 1014, 1401, 1482, 1521, 2223, 2802, 3042, 3211, 4203, 4446, 6071, 6422, 8406, 8873, 9633, 12142, 17746, 18213, 19266, 26619, 28899, 36426, 53238, 54639, 57798, 78923, 79857, 109278, 115349, 157846, 159714, 230698, 236769, 346047, 473538, 692094, 710307, 1038141, 1420614, 1499537, 2076282, 2999074, 4498611, 8997222, 13495833, 26991666]

約数ペア:

[(1, 26991666), (2, 13495833), (3, 8997222), (6, 4498611), (9, 2999074), (13, 2076282), (18, 1499537), (19, 1420614), (26, 1038141), (38, 710307), (39, 692094), (57, 473538), (78, 346047), (114, 236769), (117, 230698), (169, 159714), (171, 157846), (234, 115349), (247, 109278), (338, 79857), (342, 78923), (467, 57798), (494, 54639), (507, 53238), (741, 36426), (934, 28899), (1014, 26619), (1401, 19266), (1482, 18213), (1521, 17746), (2223, 12142), (2802, 9633), (3042, 8873), (3211, 8406), (4203, 6422), (4446, 6071)]