26873145

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{647}}^1$

素因数の和:742

約数の個数: 48

約数和(自身を含む): 50948352

約数和(自身を除く): 24075207

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 71, 117, 195, 213, 355, 585, 639, 647, 923, 1065, 1941, 2769, 3195, 3235, 4615, 5823, 8307, 8411, 9705, 13845, 25233, 29115, 41535, 42055, 45937, 75699, 126165, 137811, 229685, 378495, 413433, 597181, 689055, 1791543, 2067165, 2985905, 5374629, 8957715, 26873145]

約数ペア:

[(1, 26873145), (3, 8957715), (5, 5374629), (9, 2985905), (13, 2067165), (15, 1791543), (39, 689055), (45, 597181), (65, 413433), (71, 378495), (117, 229685), (195, 137811), (213, 126165), (355, 75699), (585, 45937), (639, 42055), (647, 41535), (923, 29115), (1065, 25233), (1941, 13845), (2769, 9705), (3195, 8411), (3235, 8307), (4615, 5823)]