91291090

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{11689}}^1$

素因数の和:11778

約数の個数: 32

約数和(自身を含む): 181802880

約数和(自身を除く): 90511790

約数列:

[1, 2, 5, 10, 11, 22, 55, 71, 110, 142, 355, 710, 781, 1562, 3905, 7810, 11689, 23378, 58445, 116890, 128579, 257158, 642895, 829919, 1285790, 1659838, 4149595, 8299190, 9129109, 18258218, 45645545, 91291090]

約数ペア:

[(1, 91291090), (2, 45645545), (5, 18258218), (10, 9129109), (11, 8299190), (22, 4149595), (55, 1659838), (71, 1285790), (110, 829919), (142, 642895), (355, 257158), (710, 128579), (781, 116890), (1562, 58445), (3905, 23378), (7810, 11689)]