247647564

素因数分解:

$2^2\times 3^3\times {\mathrm{109}}^2\times {\mathrm{193}}^1$

素因数の和:424

約数の個数: 72

約数和(自身を含む): 651351120

約数和(自身を除く): 403703556

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 109, 193, 218, 327, 386, 436, 579, 654, 772, 981, 1158, 1308, 1737, 1962, 2316, 2943, 3474, 3924, 5211, 5886, 6948, 10422, 11772, 11881, 20844, 21037, 23762, 35643, 42074, 47524, 63111, 71286, 84148, 106929, 126222, 142572, 189333, 213858, 252444, 320787, 378666, 427716, 567999, 641574, 757332, 1135998, 1283148, 2271996, 2293033, 4586066, 6879099, 9172132, 13758198, 20637297, 27516396, 41274594, 61911891, 82549188, 123823782, 247647564]

約数ペア:

[(1, 247647564), (2, 123823782), (3, 82549188), (4, 61911891), (6, 41274594), (9, 27516396), (12, 20637297), (18, 13758198), (27, 9172132), (36, 6879099), (54, 4586066), (108, 2293033), (109, 2271996), (193, 1283148), (218, 1135998), (327, 757332), (386, 641574), (436, 567999), (579, 427716), (654, 378666), (772, 320787), (981, 252444), (1158, 213858), (1308, 189333), (1737, 142572), (1962, 126222), (2316, 106929), (2943, 84148), (3474, 71286), (3924, 63111), (5211, 47524), (5886, 42074), (6948, 35643), (10422, 23762), (11772, 21037), (11881, 20844)]