2049279911

素因数分解:

$7^4\times {\mathrm{199}}^1\times {\mathrm{4289}}^1$

素因数の和:4516

約数の個数: 20

約数和(自身を含む): 2403258000

約数和(自身を除く): 353978089

約数列:

[1, 7, 49, 199, 343, 1393, 2401, 4289, 9751, 30023, 68257, 210161, 477799, 853511, 1471127, 5974577, 10297889, 41822039, 292754273, 2049279911]

約数ペア:

[(1, 2049279911), (7, 292754273), (49, 41822039), (199, 10297889), (343, 5974577), (1393, 1471127), (2401, 853511), (4289, 477799), (9751, 210161), (30023, 68257)]