12801087

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:180

約数の個数: 48

約数和(自身を含む): 21385728

約数和(自身を除く): 8584641

約数列:

[1, 3, 9, 13, 23, 39, 67, 69, 71, 117, 201, 207, 213, 299, 603, 639, 871, 897, 923, 1541, 1633, 2613, 2691, 2769, 4623, 4757, 4899, 7839, 8307, 13869, 14271, 14697, 20033, 21229, 42813, 60099, 61841, 63687, 109411, 180297, 185523, 191061, 328233, 556569, 984699, 1422343, 4267029, 12801087]

約数ペア:

[(1, 12801087), (3, 4267029), (9, 1422343), (13, 984699), (23, 556569), (39, 328233), (67, 191061), (69, 185523), (71, 180297), (117, 109411), (201, 63687), (207, 61841), (213, 60099), (299, 42813), (603, 21229), (639, 20033), (871, 14697), (897, 14271), (923, 13869), (1541, 8307), (1633, 7839), (2613, 4899), (2691, 4757), (2769, 4623)]