2051255979

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{239}}^1\times {\mathrm{947}}^1$

素因数の和:1264

約数の個数: 48

約数和(自身を含む): 3194380800

約数和(自身を除く): 1143124821

約数列:

[1, 3, 9, 19, 53, 57, 159, 171, 239, 477, 717, 947, 1007, 2151, 2841, 3021, 4541, 8523, 9063, 12667, 13623, 17993, 38001, 40869, 50191, 53979, 114003, 150573, 161937, 226333, 240673, 451719, 678999, 722019, 953629, 2036997, 2166057, 2860887, 4300327, 8582661, 11995649, 12900981, 35986947, 38702943, 107960841, 227917331, 683751993, 2051255979]

約数ペア:

[(1, 2051255979), (3, 683751993), (9, 227917331), (19, 107960841), (53, 38702943), (57, 35986947), (159, 12900981), (171, 11995649), (239, 8582661), (477, 4300327), (717, 2860887), (947, 2166057), (1007, 2036997), (2151, 953629), (2841, 722019), (3021, 678999), (4541, 451719), (8523, 240673), (9063, 226333), (12667, 161937), (13623, 150573), (17993, 114003), (38001, 53979), (40869, 50191)]