2179548

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{31}}^2$

素因数の和:85

約数の個数: 90

約数和(自身を含む): 6728568

約数和(自身を除く): 4549020

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 31, 36, 42, 54, 62, 63, 81, 84, 93, 108, 124, 126, 162, 186, 189, 217, 252, 279, 324, 372, 378, 434, 558, 567, 651, 756, 837, 868, 961, 1116, 1134, 1302, 1674, 1922, 1953, 2268, 2511, 2604, 2883, 3348, 3844, 3906, 5022, 5766, 5859, 6727, 7812, 8649, 10044, 11532, 11718, 13454, 17298, 17577, 20181, 23436, 25947, 26908, 34596, 35154, 40362, 51894, 60543, 70308, 77841, 80724, 103788, 121086, 155682, 181629, 242172, 311364, 363258, 544887, 726516, 1089774, 2179548]

約数ペア:

[(1, 2179548), (2, 1089774), (3, 726516), (4, 544887), (6, 363258), (7, 311364), (9, 242172), (12, 181629), (14, 155682), (18, 121086), (21, 103788), (27, 80724), (28, 77841), (31, 70308), (36, 60543), (42, 51894), (54, 40362), (62, 35154), (63, 34596), (81, 26908), (84, 25947), (93, 23436), (108, 20181), (124, 17577), (126, 17298), (162, 13454), (186, 11718), (189, 11532), (217, 10044), (252, 8649), (279, 7812), (324, 6727), (372, 5859), (378, 5766), (434, 5022), (558, 3906), (567, 3844), (651, 3348), (756, 2883), (837, 2604), (868, 2511), (961, 2268), (1116, 1953), (1134, 1922), (1302, 1674)]