31663366

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{307}}^1$

素因数の和:508

約数の個数: 32

約数和(自身を含む): 55883520

約数和(自身を除く): 24220154

約数列:

[1, 2, 7, 14, 53, 106, 139, 278, 307, 371, 614, 742, 973, 1946, 2149, 4298, 7367, 14734, 16271, 32542, 42673, 51569, 85346, 103138, 113897, 227794, 298711, 597422, 2261669, 4523338, 15831683, 31663366]

約数ペア:

[(1, 31663366), (2, 15831683), (7, 4523338), (14, 2261669), (53, 597422), (106, 298711), (139, 227794), (278, 113897), (307, 103138), (371, 85346), (614, 51569), (742, 42673), (973, 32542), (1946, 16271), (2149, 14734), (4298, 7367)]