788221836

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{359}}^1\times {\mathrm{859}}^1$

素因数の和:1299

約数の個数: 72

約数和(自身を含む): 2028499200

約数和(自身を除く): 1240277364

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 142, 213, 284, 359, 426, 639, 718, 852, 859, 1077, 1278, 1436, 1718, 2154, 2556, 2577, 3231, 3436, 4308, 5154, 6462, 7731, 10308, 12924, 15462, 25489, 30924, 50978, 60989, 76467, 101956, 121978, 152934, 182967, 229401, 243956, 305868, 308381, 365934, 458802, 548901, 616762, 731868, 917604, 925143, 1097802, 1233524, 1850286, 2195604, 2775429, 3700572, 5550858, 11101716, 21895051, 43790102, 65685153, 87580204, 131370306, 197055459, 262740612, 394110918, 788221836]

約数ペア:

[(1, 788221836), (2, 394110918), (3, 262740612), (4, 197055459), (6, 131370306), (9, 87580204), (12, 65685153), (18, 43790102), (36, 21895051), (71, 11101716), (142, 5550858), (213, 3700572), (284, 2775429), (359, 2195604), (426, 1850286), (639, 1233524), (718, 1097802), (852, 925143), (859, 917604), (1077, 731868), (1278, 616762), (1436, 548901), (1718, 458802), (2154, 365934), (2556, 308381), (2577, 305868), (3231, 243956), (3436, 229401), (4308, 182967), (5154, 152934), (6462, 121978), (7731, 101956), (10308, 76467), (12924, 60989), (15462, 50978), (25489, 30924)]