65144961

素因数分解:

$3^2\times 7^3\times {\mathrm{47}}^1\times {\mathrm{449}}^1$

素因数の和:523

約数の個数: 48

約数和(自身を含む): 112320000

約数和(自身を除く): 47175039

約数列:

[1, 3, 7, 9, 21, 47, 49, 63, 141, 147, 329, 343, 423, 441, 449, 987, 1029, 1347, 2303, 2961, 3087, 3143, 4041, 6909, 9429, 16121, 20727, 21103, 22001, 28287, 48363, 63309, 66003, 145089, 147721, 154007, 189927, 198009, 443163, 462021, 1034047, 1329489, 1386063, 3102141, 7238329, 9306423, 21714987, 65144961]

約数ペア:

[(1, 65144961), (3, 21714987), (7, 9306423), (9, 7238329), (21, 3102141), (47, 1386063), (49, 1329489), (63, 1034047), (141, 462021), (147, 443163), (329, 198009), (343, 189927), (423, 154007), (441, 147721), (449, 145089), (987, 66003), (1029, 63309), (1347, 48363), (2303, 28287), (2961, 22001), (3087, 21103), (3143, 20727), (4041, 16121), (6909, 9429)]