85087149

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{1993}}^1$

素因数の和:2129

約数の個数: 32

約数和(自身を含む): 137825280

約数和(自身を除く): 52738131

約数列:

[1, 3, 7, 19, 21, 57, 107, 133, 321, 399, 749, 1993, 2033, 2247, 5979, 6099, 13951, 14231, 37867, 41853, 42693, 113601, 213251, 265069, 639753, 795207, 1492757, 4051769, 4478271, 12155307, 28362383, 85087149]

約数ペア:

[(1, 85087149), (3, 28362383), (7, 12155307), (19, 4478271), (21, 4051769), (57, 1492757), (107, 795207), (133, 639753), (321, 265069), (399, 213251), (749, 113601), (1993, 42693), (2033, 41853), (2247, 37867), (5979, 14231), (6099, 13951)]