28725564

素因数分解:

$2^2\times 3^1\times 7^4\times {\mathrm{997}}^1$

素因数の和:1032

約数の個数: 60

約数和(自身を含む): 78271144

約数和(自身を除く): 49545580

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 343, 588, 686, 997, 1029, 1372, 1994, 2058, 2401, 2991, 3988, 4116, 4802, 5982, 6979, 7203, 9604, 11964, 13958, 14406, 20937, 27916, 28812, 41874, 48853, 83748, 97706, 146559, 195412, 293118, 341971, 586236, 683942, 1025913, 1367884, 2051826, 2393797, 4103652, 4787594, 7181391, 9575188, 14362782, 28725564]

約数ペア:

[(1, 28725564), (2, 14362782), (3, 9575188), (4, 7181391), (6, 4787594), (7, 4103652), (12, 2393797), (14, 2051826), (21, 1367884), (28, 1025913), (42, 683942), (49, 586236), (84, 341971), (98, 293118), (147, 195412), (196, 146559), (294, 97706), (343, 83748), (588, 48853), (686, 41874), (997, 28812), (1029, 27916), (1372, 20937), (1994, 14406), (2058, 13958), (2401, 11964), (2991, 9604), (3988, 7203), (4116, 6979), (4802, 5982)]