247045887

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{641}}^1$

素因数の和:904

約数の個数: 48

約数和(自身を含む): 414629280

約数和(自身を除く): 167583393

約数列:

[1, 3, 9, 11, 17, 33, 51, 99, 153, 187, 229, 561, 641, 687, 1683, 1923, 2061, 2519, 3893, 5769, 7051, 7557, 10897, 11679, 21153, 22671, 32691, 35037, 42823, 63459, 98073, 119867, 128469, 146789, 359601, 385407, 440367, 1078803, 1321101, 1614679, 2495413, 4844037, 7486239, 14532111, 22458717, 27449543, 82348629, 247045887]

約数ペア:

[(1, 247045887), (3, 82348629), (9, 27449543), (11, 22458717), (17, 14532111), (33, 7486239), (51, 4844037), (99, 2495413), (153, 1614679), (187, 1321101), (229, 1078803), (561, 440367), (641, 385407), (687, 359601), (1683, 146789), (1923, 128469), (2061, 119867), (2519, 98073), (3893, 63459), (5769, 42823), (7051, 35037), (7557, 32691), (10897, 22671), (11679, 21153)]