531683859

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{4643}}^1$

素因数の和:4720

約数の個数: 48

約数和(自身を含む): 889418880

約数和(自身を除く): 357735021

約数列:

[1, 3, 7, 19, 21, 41, 49, 57, 123, 133, 147, 287, 399, 779, 861, 931, 2009, 2337, 2793, 4643, 5453, 6027, 13929, 16359, 32501, 38171, 88217, 97503, 114513, 190363, 227507, 264651, 571089, 617519, 682521, 1332541, 1852557, 3616897, 3997623, 4322633, 9327787, 10850691, 12967899, 25318279, 27983361, 75954837, 177227953, 531683859]

約数ペア:

[(1, 531683859), (3, 177227953), (7, 75954837), (19, 27983361), (21, 25318279), (41, 12967899), (49, 10850691), (57, 9327787), (123, 4322633), (133, 3997623), (147, 3616897), (287, 1852557), (399, 1332541), (779, 682521), (861, 617519), (931, 571089), (2009, 264651), (2337, 227507), (2793, 190363), (4643, 114513), (5453, 97503), (6027, 88217), (13929, 38171), (16359, 32501)]