218706516

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{29927}}^1$

素因数の和:29973

約数の個数: 72

約数和(自身を含む): 653627520

約数和(自身を除く): 434921004

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 29, 36, 42, 58, 63, 84, 87, 116, 126, 174, 203, 252, 261, 348, 406, 522, 609, 812, 1044, 1218, 1827, 2436, 3654, 7308, 29927, 59854, 89781, 119708, 179562, 209489, 269343, 359124, 418978, 538686, 628467, 837956, 867883, 1077372, 1256934, 1735766, 1885401, 2513868, 2603649, 3471532, 3770802, 5207298, 6075181, 7541604, 7810947, 10414596, 12150362, 15621894, 18225543, 24300724, 31243788, 36451086, 54676629, 72902172, 109353258, 218706516]

約数ペア:

[(1, 218706516), (2, 109353258), (3, 72902172), (4, 54676629), (6, 36451086), (7, 31243788), (9, 24300724), (12, 18225543), (14, 15621894), (18, 12150362), (21, 10414596), (28, 7810947), (29, 7541604), (36, 6075181), (42, 5207298), (58, 3770802), (63, 3471532), (84, 2603649), (87, 2513868), (116, 1885401), (126, 1735766), (174, 1256934), (203, 1077372), (252, 867883), (261, 837956), (348, 628467), (406, 538686), (522, 418978), (609, 359124), (812, 269343), (1044, 209489), (1218, 179562), (1827, 119708), (2436, 89781), (3654, 59854), (7308, 29927)]