40121739

素因数分解:

$3^2\times 7^3\times {\mathrm{41}}^1\times {\mathrm{317}}^1$

素因数の和:385

約数の個数: 48

約数和(自身を含む): 69451200

約数和(自身を除く): 29329461

約数列:

[1, 3, 7, 9, 21, 41, 49, 63, 123, 147, 287, 317, 343, 369, 441, 861, 951, 1029, 2009, 2219, 2583, 2853, 3087, 6027, 6657, 12997, 14063, 15533, 18081, 19971, 38991, 42189, 46599, 90979, 108731, 116973, 126567, 139797, 272937, 326193, 636853, 818811, 978579, 1910559, 4457971, 5731677, 13373913, 40121739]

約数ペア:

[(1, 40121739), (3, 13373913), (7, 5731677), (9, 4457971), (21, 1910559), (41, 978579), (49, 818811), (63, 636853), (123, 326193), (147, 272937), (287, 139797), (317, 126567), (343, 116973), (369, 108731), (441, 90979), (861, 46599), (951, 42189), (1029, 38991), (2009, 19971), (2219, 18081), (2583, 15533), (2853, 14063), (3087, 12997), (6027, 6657)]