12502809

素因数分解:

$3^3\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:163

約数の個数: 48

約数和(自身を含む): 21067200

約数和(自身を除く): 8564391

約数列:

[1, 3, 9, 11, 27, 33, 43, 89, 99, 121, 129, 267, 297, 363, 387, 473, 801, 979, 1089, 1161, 1419, 2403, 2937, 3267, 3827, 4257, 5203, 8811, 10769, 11481, 12771, 15609, 26433, 32307, 34443, 42097, 46827, 96921, 103329, 126291, 140481, 290763, 378873, 463067, 1136619, 1389201, 4167603, 12502809]

約数ペア:

[(1, 12502809), (3, 4167603), (9, 1389201), (11, 1136619), (27, 463067), (33, 378873), (43, 290763), (89, 140481), (99, 126291), (121, 103329), (129, 96921), (267, 46827), (297, 42097), (363, 34443), (387, 32307), (473, 26433), (801, 15609), (979, 12771), (1089, 11481), (1161, 10769), (1419, 8811), (2403, 5203), (2937, 4257), (3267, 3827)]