213103982

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{353}}^1$

素因数の和:513

約数の個数: 64

約数和(自身を含む): 411070464

約数和(自身を除く): 197966482

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 91, 107, 182, 214, 217, 353, 403, 434, 706, 749, 806, 1391, 1498, 2471, 2782, 2821, 3317, 4589, 4942, 5642, 6634, 9178, 9737, 10943, 19474, 21886, 23219, 32123, 37771, 43121, 46438, 64246, 75542, 76601, 86242, 142259, 153202, 264397, 284518, 301847, 491023, 528794, 603694, 982046, 995813, 1170901, 1991626, 2341802, 3437161, 6874322, 8196307, 15221713, 16392614, 30443426, 106551991, 213103982]

約数ペア:

[(1, 213103982), (2, 106551991), (7, 30443426), (13, 16392614), (14, 15221713), (26, 8196307), (31, 6874322), (62, 3437161), (91, 2341802), (107, 1991626), (182, 1170901), (214, 995813), (217, 982046), (353, 603694), (403, 528794), (434, 491023), (706, 301847), (749, 284518), (806, 264397), (1391, 153202), (1498, 142259), (2471, 86242), (2782, 76601), (2821, 75542), (3317, 64246), (4589, 46438), (4942, 43121), (5642, 37771), (6634, 32123), (9178, 23219), (9737, 21886), (10943, 19474)]