680804978

素因数分解:

$2^1\times 7^1\times {\mathrm{347}}^1\times {\mathrm{353}}^1\times {\mathrm{397}}^1$

素因数の和:1106

約数の個数: 32

約数和(自身を含む): 1176729984

約数和(自身を除く): 495925006

約数列:

[1, 2, 7, 14, 347, 353, 397, 694, 706, 794, 2429, 2471, 2779, 4858, 4942, 5558, 122491, 137759, 140141, 244982, 275518, 280282, 857437, 964313, 980987, 1714874, 1928626, 1961974, 48628927, 97257854, 340402489, 680804978]

約数ペア:

[(1, 680804978), (2, 340402489), (7, 97257854), (14, 48628927), (347, 1961974), (353, 1928626), (397, 1714874), (694, 980987), (706, 964313), (794, 857437), (2429, 280282), (2471, 275518), (2779, 244982), (4858, 140141), (4942, 137759), (5558, 122491)]