12878964

素因数分解:

$2^2\times 3^2\times 7^4\times {\mathrm{149}}^1$

素因数の和:187

約数の個数: 90

約数和(自身を含む): 38233650

約数和(自身を除く): 25354686

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 149, 196, 252, 294, 298, 343, 441, 447, 588, 596, 686, 882, 894, 1029, 1043, 1341, 1372, 1764, 1788, 2058, 2086, 2401, 2682, 3087, 3129, 4116, 4172, 4802, 5364, 6174, 6258, 7203, 7301, 9387, 9604, 12348, 12516, 14406, 14602, 18774, 21609, 21903, 28812, 29204, 37548, 43218, 43806, 51107, 65709, 86436, 87612, 102214, 131418, 153321, 204428, 262836, 306642, 357749, 459963, 613284, 715498, 919926, 1073247, 1430996, 1839852, 2146494, 3219741, 4292988, 6439482, 12878964]

約数ペア:

[(1, 12878964), (2, 6439482), (3, 4292988), (4, 3219741), (6, 2146494), (7, 1839852), (9, 1430996), (12, 1073247), (14, 919926), (18, 715498), (21, 613284), (28, 459963), (36, 357749), (42, 306642), (49, 262836), (63, 204428), (84, 153321), (98, 131418), (126, 102214), (147, 87612), (149, 86436), (196, 65709), (252, 51107), (294, 43806), (298, 43218), (343, 37548), (441, 29204), (447, 28812), (588, 21903), (596, 21609), (686, 18774), (882, 14602), (894, 14406), (1029, 12516), (1043, 12348), (1341, 9604), (1372, 9387), (1764, 7301), (1788, 7203), (2058, 6258), (2086, 6174), (2401, 5364), (2682, 4802), (3087, 4172), (3129, 4116)]