61998937

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{257}}^1$

素因数の和:529

約数の個数: 32

約数和(自身を含む): 83913984

約数和(自身を除く): 21915047

約数列:

[1, 7, 11, 13, 77, 91, 143, 241, 257, 1001, 1687, 1799, 2651, 2827, 3133, 3341, 18557, 19789, 21931, 23387, 34463, 36751, 61937, 241241, 257257, 433559, 681307, 805181, 4769149, 5636267, 8856991, 61998937]

約数ペア:

[(1, 61998937), (7, 8856991), (11, 5636267), (13, 4769149), (77, 805181), (91, 681307), (143, 433559), (241, 257257), (257, 241241), (1001, 61937), (1687, 36751), (1799, 34463), (2651, 23387), (2827, 21931), (3133, 19789), (3341, 18557)]