3398395

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1$

素因数の和:140

約数の個数: 48

約数和(自身を含む): 5630688

約数和(自身を除く): 2232293

約数列:

[1, 5, 7, 11, 13, 35, 49, 55, 65, 77, 91, 97, 143, 245, 385, 455, 485, 539, 637, 679, 715, 1001, 1067, 1261, 2695, 3185, 3395, 4753, 5005, 5335, 6305, 7007, 7469, 8827, 13871, 23765, 35035, 37345, 44135, 52283, 61789, 69355, 97097, 261415, 308945, 485485, 679679, 3398395]

約数ペア:

[(1, 3398395), (5, 679679), (7, 485485), (11, 308945), (13, 261415), (35, 97097), (49, 69355), (55, 61789), (65, 52283), (77, 44135), (91, 37345), (97, 35035), (143, 23765), (245, 13871), (385, 8827), (455, 7469), (485, 7007), (539, 6305), (637, 5335), (679, 5005), (715, 4753), (1001, 3395), (1067, 3185), (1261, 2695)]