207973886

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{7487}}^1$

素因数の和:7568

約数の個数: 32

約数和(自身を含む): 355829760

約数和(自身を除く): 147855874

約数列:

[1, 2, 17, 19, 34, 38, 43, 86, 323, 646, 731, 817, 1462, 1634, 7487, 13889, 14974, 27778, 127279, 142253, 254558, 284506, 321941, 643882, 2418301, 4836602, 5472997, 6116879, 10945994, 12233758, 103986943, 207973886]

約数ペア:

[(1, 207973886), (2, 103986943), (17, 12233758), (19, 10945994), (34, 6116879), (38, 5472997), (43, 4836602), (86, 2418301), (323, 643882), (646, 321941), (731, 284506), (817, 254558), (1462, 142253), (1634, 127279), (7487, 27778), (13889, 14974)]