839909497

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1$

素因数の和:302

約数の個数: 64

約数和(自身を含む): 1122232320

約数和(自身を除く): 282322823

約数列:

[1, 7, 17, 19, 43, 53, 119, 133, 163, 301, 323, 371, 731, 817, 901, 1007, 1141, 2261, 2279, 2771, 3097, 5117, 5719, 6307, 7009, 7049, 8639, 13889, 15953, 17119, 19397, 21679, 38743, 43301, 49063, 52649, 60473, 97223, 119153, 119833, 133171, 146863, 164141, 271201, 303107, 368543, 371477, 736117, 834071, 932197, 1028041, 1148987, 2263907, 2600339, 2790397, 5152819, 6315109, 7058063, 15847349, 19532779, 44205763, 49406441, 119987071, 839909497]

約数ペア:

[(1, 839909497), (7, 119987071), (17, 49406441), (19, 44205763), (43, 19532779), (53, 15847349), (119, 7058063), (133, 6315109), (163, 5152819), (301, 2790397), (323, 2600339), (371, 2263907), (731, 1148987), (817, 1028041), (901, 932197), (1007, 834071), (1141, 736117), (2261, 371477), (2279, 368543), (2771, 303107), (3097, 271201), (5117, 164141), (5719, 146863), (6307, 133171), (7009, 119833), (7049, 119153), (8639, 97223), (13889, 60473), (15953, 52649), (17119, 49063), (19397, 43301), (21679, 38743)]