27391196

素因数分解:

$2^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:187

約数の個数: 72

約数和(自身を含む): 59371200

約数和(自身を除く): 31980004

約数列:

[1, 2, 4, 7, 14, 28, 29, 49, 58, 61, 79, 98, 116, 122, 158, 196, 203, 244, 316, 406, 427, 553, 812, 854, 1106, 1421, 1708, 1769, 2212, 2291, 2842, 2989, 3538, 3871, 4582, 4819, 5684, 5978, 7076, 7742, 9164, 9638, 11956, 12383, 15484, 16037, 19276, 24766, 32074, 33733, 49532, 64148, 67466, 86681, 112259, 134932, 139751, 173362, 224518, 236131, 279502, 346724, 449036, 472262, 559004, 944524, 978257, 1956514, 3913028, 6847799, 13695598, 27391196]

約数ペア:

[(1, 27391196), (2, 13695598), (4, 6847799), (7, 3913028), (14, 1956514), (28, 978257), (29, 944524), (49, 559004), (58, 472262), (61, 449036), (79, 346724), (98, 279502), (116, 236131), (122, 224518), (158, 173362), (196, 139751), (203, 134932), (244, 112259), (316, 86681), (406, 67466), (427, 64148), (553, 49532), (812, 33733), (854, 32074), (1106, 24766), (1421, 19276), (1708, 16037), (1769, 15484), (2212, 12383), (2291, 11956), (2842, 9638), (2989, 9164), (3538, 7742), (3871, 7076), (4582, 5978), (4819, 5684)]