81671887

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{4519}}^1$

素因数の和:4614

約数の個数: 16

約数和(自身を含む): 93726720

約数和(自身を除く): 12054833

約数列:

[1, 11, 31, 53, 341, 583, 1643, 4519, 18073, 49709, 140089, 239507, 1540979, 2634577, 7424717, 81671887]

約数ペア:

[(1, 81671887), (11, 7424717), (31, 2634577), (53, 1540979), (341, 239507), (583, 140089), (1643, 49709), (4519, 18073)]