51385719

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{1229}}^1$

素因数の和:1431

約数の個数: 32

約数和(自身を含む): 85962240

約数和(自身を除く): 34576521

約数列:

[1, 3, 7, 11, 21, 33, 77, 181, 231, 543, 1229, 1267, 1991, 3687, 3801, 5973, 8603, 13519, 13937, 25809, 40557, 41811, 94633, 222449, 283899, 667347, 1557143, 2446939, 4671429, 7340817, 17128573, 51385719]

約数ペア:

[(1, 51385719), (3, 17128573), (7, 7340817), (11, 4671429), (21, 2446939), (33, 1557143), (77, 667347), (181, 283899), (231, 222449), (543, 94633), (1229, 41811), (1267, 40557), (1991, 25809), (3687, 13937), (3801, 13519), (5973, 8603)]