57891385

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{167}}^1$

素因数の和:321

約数の個数: 32

約数和(自身を含む): 76204800

約数和(自身を除く): 18313415

約数列:

[1, 5, 19, 41, 89, 95, 167, 205, 445, 779, 835, 1691, 3173, 3649, 3895, 6847, 8455, 14863, 15865, 18245, 34235, 69331, 74315, 130093, 282397, 346655, 609383, 650465, 1411985, 3046915, 11578277, 57891385]

約数ペア:

[(1, 57891385), (5, 11578277), (19, 3046915), (41, 1411985), (89, 650465), (95, 609383), (167, 346655), (205, 282397), (445, 130093), (779, 74315), (835, 69331), (1691, 34235), (3173, 18245), (3649, 15865), (3895, 14863), (6847, 8455)]