209984238

素因数分解:

$2^1\times 3^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{4013}}^1$

素因数の和:4063

約数の個数: 80

約数和(自身を含む): 524549520

約数和(自身を除く): 314565282

約数列:

[1, 2, 3, 6, 9, 17, 18, 19, 27, 34, 38, 51, 54, 57, 81, 102, 114, 153, 162, 171, 306, 323, 342, 459, 513, 646, 918, 969, 1026, 1377, 1539, 1938, 2754, 2907, 3078, 4013, 5814, 8026, 8721, 12039, 17442, 24078, 26163, 36117, 52326, 68221, 72234, 76247, 108351, 136442, 152494, 204663, 216702, 228741, 325053, 409326, 457482, 613989, 650106, 686223, 1227978, 1296199, 1372446, 1841967, 2058669, 2592398, 3683934, 3888597, 4117338, 5525901, 6176007, 7777194, 11051802, 11665791, 12352014, 23331582, 34997373, 69994746, 104992119, 209984238]

約数ペア:

[(1, 209984238), (2, 104992119), (3, 69994746), (6, 34997373), (9, 23331582), (17, 12352014), (18, 11665791), (19, 11051802), (27, 7777194), (34, 6176007), (38, 5525901), (51, 4117338), (54, 3888597), (57, 3683934), (81, 2592398), (102, 2058669), (114, 1841967), (153, 1372446), (162, 1296199), (171, 1227978), (306, 686223), (323, 650106), (342, 613989), (459, 457482), (513, 409326), (646, 325053), (918, 228741), (969, 216702), (1026, 204663), (1377, 152494), (1539, 136442), (1938, 108351), (2754, 76247), (2907, 72234), (3078, 68221), (4013, 52326), (5814, 36117), (8026, 26163), (8721, 24078), (12039, 17442)]