221408264

素因数分解:

$2^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{51347}}^1$

素因数の和:51378

約数の個数: 48

約数和(自身を含む): 526830480

約数和(自身を除く): 305422216

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 49, 56, 77, 88, 98, 154, 196, 308, 392, 539, 616, 1078, 2156, 4312, 51347, 102694, 205388, 359429, 410776, 564817, 718858, 1129634, 1437716, 2259268, 2516003, 2875432, 3953719, 4518536, 5032006, 7907438, 10064012, 15814876, 20128024, 27676033, 31629752, 55352066, 110704132, 221408264]

約数ペア:

[(1, 221408264), (2, 110704132), (4, 55352066), (7, 31629752), (8, 27676033), (11, 20128024), (14, 15814876), (22, 10064012), (28, 7907438), (44, 5032006), (49, 4518536), (56, 3953719), (77, 2875432), (88, 2516003), (98, 2259268), (154, 1437716), (196, 1129634), (308, 718858), (392, 564817), (539, 410776), (616, 359429), (1078, 205388), (2156, 102694), (4312, 51347)]