31271454

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1051}}^1$

素因数の和:1110

約数の個数: 64

約数和(自身を含む): 75744000

約数和(自身を除く): 44472546

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 29, 38, 54, 57, 58, 87, 114, 171, 174, 261, 342, 513, 522, 551, 783, 1026, 1051, 1102, 1566, 1653, 2102, 3153, 3306, 4959, 6306, 9459, 9918, 14877, 18918, 19969, 28377, 29754, 30479, 39938, 56754, 59907, 60958, 91437, 119814, 179721, 182874, 274311, 359442, 539163, 548622, 579101, 822933, 1078326, 1158202, 1645866, 1737303, 3474606, 5211909, 10423818, 15635727, 31271454]

約数ペア:

[(1, 31271454), (2, 15635727), (3, 10423818), (6, 5211909), (9, 3474606), (18, 1737303), (19, 1645866), (27, 1158202), (29, 1078326), (38, 822933), (54, 579101), (57, 548622), (58, 539163), (87, 359442), (114, 274311), (171, 182874), (174, 179721), (261, 119814), (342, 91437), (513, 60958), (522, 59907), (551, 56754), (783, 39938), (1026, 30479), (1051, 29754), (1102, 28377), (1566, 19969), (1653, 18918), (2102, 14877), (3153, 9918), (3306, 9459), (4959, 6306)]