212781712

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{823}}^1$

素因数の和:968

約数の個数: 80

約数和(自身を含む): 489218688

約数和(自身を除く): 276436976

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 113, 143, 176, 208, 226, 286, 452, 572, 823, 904, 1144, 1243, 1469, 1646, 1808, 2288, 2486, 2938, 3292, 4972, 5876, 6584, 9053, 9944, 10699, 11752, 13168, 16159, 18106, 19888, 21398, 23504, 32318, 36212, 42796, 64636, 72424, 85592, 92999, 117689, 129272, 144848, 171184, 185998, 235378, 258544, 371996, 470756, 743992, 941512, 1022989, 1208987, 1487984, 1883024, 2045978, 2417974, 4091956, 4835948, 8183912, 9671896, 13298857, 16367824, 19343792, 26597714, 53195428, 106390856, 212781712]

約数ペア:

[(1, 212781712), (2, 106390856), (4, 53195428), (8, 26597714), (11, 19343792), (13, 16367824), (16, 13298857), (22, 9671896), (26, 8183912), (44, 4835948), (52, 4091956), (88, 2417974), (104, 2045978), (113, 1883024), (143, 1487984), (176, 1208987), (208, 1022989), (226, 941512), (286, 743992), (452, 470756), (572, 371996), (823, 258544), (904, 235378), (1144, 185998), (1243, 171184), (1469, 144848), (1646, 129272), (1808, 117689), (2288, 92999), (2486, 85592), (2938, 72424), (3292, 64636), (4972, 42796), (5876, 36212), (6584, 32318), (9053, 23504), (9944, 21398), (10699, 19888), (11752, 18106), (13168, 16159)]