1691788

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:142

約数の個数: 48

約数和(自身を含む): 3677184

約数和(自身を除く): 1985396

約数列:

[1, 2, 4, 7, 14, 23, 28, 37, 46, 71, 74, 92, 142, 148, 161, 259, 284, 322, 497, 518, 644, 851, 994, 1036, 1633, 1702, 1988, 2627, 3266, 3404, 5254, 5957, 6532, 10508, 11431, 11914, 18389, 22862, 23828, 36778, 45724, 60421, 73556, 120842, 241684, 422947, 845894, 1691788]

約数ペア:

[(1, 1691788), (2, 845894), (4, 422947), (7, 241684), (14, 120842), (23, 73556), (28, 60421), (37, 45724), (46, 36778), (71, 23828), (74, 22862), (92, 18389), (142, 11914), (148, 11431), (161, 10508), (259, 6532), (284, 5957), (322, 5254), (497, 3404), (518, 3266), (644, 2627), (851, 1988), (994, 1702), (1036, 1633)]