12606921

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1$

素因数の和:203

約数の個数: 40

約数和(自身を含む): 20142144

約数和(自身を除く): 7535223

約数列:

[1, 3, 9, 23, 27, 67, 69, 81, 101, 201, 207, 303, 603, 621, 909, 1541, 1809, 1863, 2323, 2727, 4623, 5427, 6767, 6969, 8181, 13869, 20301, 20907, 41607, 60903, 62721, 124821, 155641, 182709, 188163, 466923, 548127, 1400769, 4202307, 12606921]

約数ペア:

[(1, 12606921), (3, 4202307), (9, 1400769), (23, 548127), (27, 466923), (67, 188163), (69, 182709), (81, 155641), (101, 124821), (201, 62721), (207, 60903), (303, 41607), (603, 20907), (621, 20301), (909, 13869), (1541, 8181), (1809, 6969), (1863, 6767), (2323, 5427), (2727, 4623)]