71117255

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{787}}^1$

素因数の和:887

約数の個数: 32

約数和(自身を含む): 98039808

約数和(自身を除く): 26922553

約数列:

[1, 5, 11, 31, 53, 55, 155, 265, 341, 583, 787, 1643, 1705, 2915, 3935, 8215, 8657, 18073, 24397, 41711, 43285, 90365, 121985, 208555, 268367, 458821, 1293041, 1341835, 2294105, 6465205, 14223451, 71117255]

約数ペア:

[(1, 71117255), (5, 14223451), (11, 6465205), (31, 2294105), (53, 1341835), (55, 1293041), (155, 458821), (265, 268367), (341, 208555), (583, 121985), (787, 90365), (1643, 43285), (1705, 41711), (2915, 24397), (3935, 18073), (8215, 8657)]