388863734

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1\times {\mathrm{2027}}^1$

素因数の和:2300

約数の個数: 32

約数和(自身を含む): 679850496

約数和(自身を除く): 290986762

約数列:

[1, 2, 7, 14, 71, 142, 193, 386, 497, 994, 1351, 2027, 2702, 4054, 13703, 14189, 27406, 28378, 95921, 143917, 191842, 287834, 391211, 782422, 1007419, 2014838, 2738477, 5476954, 27775981, 55551962, 194431867, 388863734]

約数ペア:

[(1, 388863734), (2, 194431867), (7, 55551962), (14, 27775981), (71, 5476954), (142, 2738477), (193, 2014838), (386, 1007419), (497, 782422), (994, 391211), (1351, 287834), (2027, 191842), (2702, 143917), (4054, 95921), (13703, 28378), (14189, 27406)]