28079352

素因数分解:

$2^3\times 3^3\times 7^3\times {\mathrm{379}}^1$

素因数の和:415

約数の個数: 128

約数和(自身を含む): 91200000

約数和(自身を除く): 63120648

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 49, 54, 56, 63, 72, 84, 98, 108, 126, 147, 168, 189, 196, 216, 252, 294, 343, 378, 379, 392, 441, 504, 588, 686, 756, 758, 882, 1029, 1137, 1176, 1323, 1372, 1512, 1516, 1764, 2058, 2274, 2646, 2653, 2744, 3032, 3087, 3411, 3528, 4116, 4548, 5292, 5306, 6174, 6822, 7959, 8232, 9096, 9261, 10233, 10584, 10612, 12348, 13644, 15918, 18522, 18571, 20466, 21224, 23877, 24696, 27288, 31836, 37044, 37142, 40932, 47754, 55713, 63672, 71631, 74088, 74284, 81864, 95508, 111426, 129997, 143262, 148568, 167139, 191016, 222852, 259994, 286524, 334278, 389991, 445704, 501417, 519988, 573048, 668556, 779982, 1002834, 1039976, 1169973, 1337112, 1559964, 2005668, 2339946, 3119928, 3509919, 4011336, 4679892, 7019838, 9359784, 14039676, 28079352]

約数ペア:

[(1, 28079352), (2, 14039676), (3, 9359784), (4, 7019838), (6, 4679892), (7, 4011336), (8, 3509919), (9, 3119928), (12, 2339946), (14, 2005668), (18, 1559964), (21, 1337112), (24, 1169973), (27, 1039976), (28, 1002834), (36, 779982), (42, 668556), (49, 573048), (54, 519988), (56, 501417), (63, 445704), (72, 389991), (84, 334278), (98, 286524), (108, 259994), (126, 222852), (147, 191016), (168, 167139), (189, 148568), (196, 143262), (216, 129997), (252, 111426), (294, 95508), (343, 81864), (378, 74284), (379, 74088), (392, 71631), (441, 63672), (504, 55713), (588, 47754), (686, 40932), (756, 37142), (758, 37044), (882, 31836), (1029, 27288), (1137, 24696), (1176, 23877), (1323, 21224), (1372, 20466), (1512, 18571), (1516, 18522), (1764, 15918), (2058, 13644), (2274, 12348), (2646, 10612), (2653, 10584), (2744, 10233), (3032, 9261), (3087, 9096), (3411, 8232), (3528, 7959), (4116, 6822), (4548, 6174), (5292, 5306)]