997417148

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{391451}}^1$

素因数の和:391482

約数の個数: 36

約数和(自身を含む): 2186650872

約数和(自身を除く): 1189233724

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 364, 637, 1274, 2548, 391451, 782902, 1565804, 2740157, 5088863, 5480314, 10177726, 10960628, 19181099, 20355452, 35622041, 38362198, 71244082, 76724396, 142488164, 249354287, 498708574, 997417148]

約数ペア:

[(1, 997417148), (2, 498708574), (4, 249354287), (7, 142488164), (13, 76724396), (14, 71244082), (26, 38362198), (28, 35622041), (49, 20355452), (52, 19181099), (91, 10960628), (98, 10177726), (182, 5480314), (196, 5088863), (364, 2740157), (637, 1565804), (1274, 782902), (2548, 391451)]