12897976

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{2531}}^1$

素因数の和:2564

約数の個数: 48

約数和(自身を含む): 30308040

約数和(自身を除く): 17410064

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 49, 52, 56, 91, 98, 104, 182, 196, 364, 392, 637, 728, 1274, 2531, 2548, 5062, 5096, 10124, 17717, 20248, 32903, 35434, 65806, 70868, 124019, 131612, 141736, 230321, 248038, 263224, 460642, 496076, 921284, 992152, 1612247, 1842568, 3224494, 6448988, 12897976]

約数ペア:

[(1, 12897976), (2, 6448988), (4, 3224494), (7, 1842568), (8, 1612247), (13, 992152), (14, 921284), (26, 496076), (28, 460642), (49, 263224), (52, 248038), (56, 230321), (91, 141736), (98, 131612), (104, 124019), (182, 70868), (196, 65806), (364, 35434), (392, 32903), (637, 20248), (728, 17717), (1274, 10124), (2531, 5096), (2548, 5062)]