1687964876

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{193}}^1\times {\mathrm{2129}}^1$

素因数の和:2418

約数の個数: 48

約数和(自身を含む): 3239644800

約数和(自身を除く): 1551679924

約数列:

[1, 2, 4, 13, 26, 52, 79, 158, 193, 316, 386, 772, 1027, 2054, 2129, 2509, 4108, 4258, 5018, 8516, 10036, 15247, 27677, 30494, 55354, 60988, 110708, 168191, 198211, 336382, 396422, 410897, 672764, 792844, 821794, 1643588, 2186483, 4372966, 5341661, 8745932, 10683322, 21366644, 32460863, 64921726, 129843452, 421991219, 843982438, 1687964876]

約数ペア:

[(1, 1687964876), (2, 843982438), (4, 421991219), (13, 129843452), (26, 64921726), (52, 32460863), (79, 21366644), (158, 10683322), (193, 8745932), (316, 5341661), (386, 4372966), (772, 2186483), (1027, 1643588), (2054, 821794), (2129, 792844), (2509, 672764), (4108, 410897), (4258, 396422), (5018, 336382), (8516, 198211), (10036, 168191), (15247, 110708), (27677, 60988), (30494, 55354)]