159903447

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{787}}^1$

素因数の和:979

約数の個数: 32

約数和(自身を含む): 239652864

約数和(自身を除く): 79749417

約数列:

[1, 3, 11, 33, 47, 131, 141, 393, 517, 787, 1441, 1551, 2361, 4323, 6157, 8657, 18471, 25971, 36989, 67727, 103097, 110967, 203181, 309291, 406879, 1134067, 1220637, 3402201, 4845559, 14536677, 53301149, 159903447]

約数ペア:

[(1, 159903447), (3, 53301149), (11, 14536677), (33, 4845559), (47, 3402201), (131, 1220637), (141, 1134067), (393, 406879), (517, 309291), (787, 203181), (1441, 110967), (1551, 103097), (2361, 67727), (4323, 36989), (6157, 25971), (8657, 18471)]