28783788

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:263

約数の個数: 96

約数和(自身を含む): 78962688

約数和(自身を除く): 50178900

約数列:

[1, 2, 3, 4, 6, 11, 12, 17, 22, 33, 34, 44, 51, 66, 68, 101, 102, 127, 132, 187, 202, 204, 254, 303, 374, 381, 404, 508, 561, 606, 748, 762, 1111, 1122, 1212, 1397, 1524, 1717, 2159, 2222, 2244, 2794, 3333, 3434, 4191, 4318, 4444, 5151, 5588, 6477, 6666, 6868, 8382, 8636, 10302, 12827, 12954, 13332, 16764, 18887, 20604, 23749, 25654, 25908, 37774, 38481, 47498, 51308, 56661, 71247, 75548, 76962, 94996, 113322, 141097, 142494, 153924, 218059, 226644, 282194, 284988, 423291, 436118, 564388, 654177, 846582, 872236, 1308354, 1693164, 2398649, 2616708, 4797298, 7195947, 9594596, 14391894, 28783788]

約数ペア:

[(1, 28783788), (2, 14391894), (3, 9594596), (4, 7195947), (6, 4797298), (11, 2616708), (12, 2398649), (17, 1693164), (22, 1308354), (33, 872236), (34, 846582), (44, 654177), (51, 564388), (66, 436118), (68, 423291), (101, 284988), (102, 282194), (127, 226644), (132, 218059), (187, 153924), (202, 142494), (204, 141097), (254, 113322), (303, 94996), (374, 76962), (381, 75548), (404, 71247), (508, 56661), (561, 51308), (606, 47498), (748, 38481), (762, 37774), (1111, 25908), (1122, 25654), (1212, 23749), (1397, 20604), (1524, 18887), (1717, 16764), (2159, 13332), (2222, 12954), (2244, 12827), (2794, 10302), (3333, 8636), (3434, 8382), (4191, 6868), (4318, 6666), (4444, 6477), (5151, 5588)]