51554961

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{241}}^1$

素因数の和:411

約数の個数: 40

約数和(自身を含む): 81989600

約数和(自身を除く): 30434639

約数列:

[1, 3, 9, 19, 27, 57, 81, 139, 171, 241, 417, 513, 723, 1251, 1539, 2169, 2641, 3753, 4579, 6507, 7923, 11259, 13737, 19521, 23769, 33499, 41211, 71307, 100497, 123633, 213921, 301491, 370899, 636481, 904473, 1909443, 2713419, 5728329, 17184987, 51554961]

約数ペア:

[(1, 51554961), (3, 17184987), (9, 5728329), (19, 2713419), (27, 1909443), (57, 904473), (81, 636481), (139, 370899), (171, 301491), (241, 213921), (417, 123633), (513, 100497), (723, 71307), (1251, 41211), (1539, 33499), (2169, 23769), (2641, 19521), (3753, 13737), (4579, 11259), (6507, 7923)]