28087668

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{701}}^1$

素因数の和:774

約数の個数: 96

約数和(自身を含む): 84913920

約数和(自身を除く): 56826252

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 53, 54, 63, 84, 106, 108, 126, 159, 189, 212, 252, 318, 371, 378, 477, 636, 701, 742, 756, 954, 1113, 1402, 1431, 1484, 1908, 2103, 2226, 2804, 2862, 3339, 4206, 4452, 4907, 5724, 6309, 6678, 8412, 9814, 10017, 12618, 13356, 14721, 18927, 19628, 20034, 25236, 29442, 37153, 37854, 40068, 44163, 58884, 74306, 75708, 88326, 111459, 132489, 148612, 176652, 222918, 260071, 264978, 334377, 445836, 520142, 529956, 668754, 780213, 1003131, 1040284, 1337508, 1560426, 2006262, 2340639, 3120852, 4012524, 4681278, 7021917, 9362556, 14043834, 28087668]

約数ペア:

[(1, 28087668), (2, 14043834), (3, 9362556), (4, 7021917), (6, 4681278), (7, 4012524), (9, 3120852), (12, 2340639), (14, 2006262), (18, 1560426), (21, 1337508), (27, 1040284), (28, 1003131), (36, 780213), (42, 668754), (53, 529956), (54, 520142), (63, 445836), (84, 334377), (106, 264978), (108, 260071), (126, 222918), (159, 176652), (189, 148612), (212, 132489), (252, 111459), (318, 88326), (371, 75708), (378, 74306), (477, 58884), (636, 44163), (701, 40068), (742, 37854), (756, 37153), (954, 29442), (1113, 25236), (1402, 20034), (1431, 19628), (1484, 18927), (1908, 14721), (2103, 13356), (2226, 12618), (2804, 10017), (2862, 9814), (3339, 8412), (4206, 6678), (4452, 6309), (4907, 5724)]