1855142421

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{257}}^1\times {\mathrm{5087}}^1$

素因数の和:5401

約数の個数: 32

約数和(自身を含む): 2772430848

約数和(自身を除く): 917288427

約数列:

[1, 3, 11, 33, 43, 129, 257, 473, 771, 1419, 2827, 5087, 8481, 11051, 15261, 33153, 55957, 121561, 167871, 218741, 364683, 656223, 1307359, 2406151, 3922077, 7218453, 14380949, 43142847, 56216437, 168649311, 618380807, 1855142421]

約数ペア:

[(1, 1855142421), (3, 618380807), (11, 168649311), (33, 56216437), (43, 43142847), (129, 14380949), (257, 7218453), (473, 3922077), (771, 2406151), (1419, 1307359), (2827, 656223), (5087, 364683), (8481, 218741), (11051, 167871), (15261, 121561), (33153, 55957)]