2080921227

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{277}}^1\times {\mathrm{1913}}^1$

素因数の和:2228

約数の個数: 64

約数和(自身を含む): 3677819904

約数和(自身を除く): 1596898677

約数列:

[1, 3, 7, 11, 17, 21, 33, 51, 77, 119, 187, 231, 277, 357, 561, 831, 1309, 1913, 1939, 3047, 3927, 4709, 5739, 5817, 9141, 13391, 14127, 21043, 21329, 32521, 32963, 40173, 51799, 63129, 63987, 97563, 98889, 147301, 155397, 227647, 357731, 362593, 441903, 529901, 682941, 1073193, 1087779, 1589703, 2504117, 3709307, 5828911, 7512351, 9008317, 11127921, 17486733, 27024951, 40802377, 63058219, 99091487, 122407131, 189174657, 297274461, 693640409, 2080921227]

約数ペア:

[(1, 2080921227), (3, 693640409), (7, 297274461), (11, 189174657), (17, 122407131), (21, 99091487), (33, 63058219), (51, 40802377), (77, 27024951), (119, 17486733), (187, 11127921), (231, 9008317), (277, 7512351), (357, 5828911), (561, 3709307), (831, 2504117), (1309, 1589703), (1913, 1087779), (1939, 1073193), (3047, 682941), (3927, 529901), (4709, 441903), (5739, 362593), (5817, 357731), (9141, 227647), (13391, 155397), (14127, 147301), (21043, 98889), (21329, 97563), (32521, 63987), (32963, 63129), (40173, 51799)]