647206416

素因数分解:

$2^4\times 3^3\times {\mathrm{43}}^1\times {\mathrm{34841}}^1$

素因数の和:34901

約数の個数: 80

約数和(自身を含む): 1900979520

約数和(自身を除く): 1253773104

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 43, 48, 54, 72, 86, 108, 129, 144, 172, 216, 258, 344, 387, 432, 516, 688, 774, 1032, 1161, 1548, 2064, 2322, 3096, 4644, 6192, 9288, 18576, 34841, 69682, 104523, 139364, 209046, 278728, 313569, 418092, 557456, 627138, 836184, 940707, 1254276, 1498163, 1672368, 1881414, 2508552, 2996326, 3762828, 4494489, 5017104, 5992652, 7525656, 8988978, 11985304, 13483467, 15051312, 17977956, 23970608, 26966934, 35955912, 40450401, 53933868, 71911824, 80900802, 107867736, 161801604, 215735472, 323603208, 647206416]

約数ペア:

[(1, 647206416), (2, 323603208), (3, 215735472), (4, 161801604), (6, 107867736), (8, 80900802), (9, 71911824), (12, 53933868), (16, 40450401), (18, 35955912), (24, 26966934), (27, 23970608), (36, 17977956), (43, 15051312), (48, 13483467), (54, 11985304), (72, 8988978), (86, 7525656), (108, 5992652), (129, 5017104), (144, 4494489), (172, 3762828), (216, 2996326), (258, 2508552), (344, 1881414), (387, 1672368), (432, 1498163), (516, 1254276), (688, 940707), (774, 836184), (1032, 627138), (1161, 557456), (1548, 418092), (2064, 313569), (2322, 278728), (3096, 209046), (4644, 139364), (6192, 104523), (9288, 69682), (18576, 34841)]