90754391

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{607}}^1$

素因数の和:711

約数の個数: 32

約数和(自身を含む): 117669888

約数和(自身を除く): 26915497

約数列:

[1, 7, 13, 31, 53, 91, 217, 371, 403, 607, 689, 1643, 2821, 4249, 4823, 7891, 11501, 18817, 21359, 32171, 55237, 131719, 149513, 225197, 244621, 418223, 997301, 1712347, 2927561, 6981107, 12964913, 90754391]

約数ペア:

[(1, 90754391), (7, 12964913), (13, 6981107), (31, 2927561), (53, 1712347), (91, 997301), (217, 418223), (371, 244621), (403, 225197), (607, 149513), (689, 131719), (1643, 55237), (2821, 32171), (4249, 21359), (4823, 18817), (7891, 11501)]