1687485709

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{439}}^1\times {\mathrm{797}}^1$

素因数の和:1309

約数の個数: 32

約数和(自身を含む): 2123573760

約数和(自身を除く): 436088051

約数列:

[1, 7, 13, 53, 91, 371, 439, 689, 797, 3073, 4823, 5579, 5707, 10361, 23267, 39949, 42241, 72527, 162869, 295687, 302471, 349883, 549133, 2117297, 2449181, 3843931, 4548479, 18543799, 31839353, 129806593, 241069387, 1687485709]

約数ペア:

[(1, 1687485709), (7, 241069387), (13, 129806593), (53, 31839353), (91, 18543799), (371, 4548479), (439, 3843931), (689, 2449181), (797, 2117297), (3073, 549133), (4823, 349883), (5579, 302471), (5707, 295687), (10361, 162869), (23267, 72527), (39949, 42241)]