55178786

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{71}}^2\times {\mathrm{421}}^1$

素因数の和:578

約数の個数: 24

約数和(自身を含む): 90622812

約数和(自身を除く): 35444026

約数列:

[1, 2, 13, 26, 71, 142, 421, 842, 923, 1846, 5041, 5473, 10082, 10946, 29891, 59782, 65533, 131066, 388583, 777166, 2122261, 4244522, 27589393, 55178786]

約数ペア:

[(1, 55178786), (2, 27589393), (13, 4244522), (26, 2122261), (71, 777166), (142, 388583), (421, 131066), (842, 65533), (923, 59782), (1846, 29891), (5041, 10946), (5473, 10082)]