25511556

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{1009}}^1$

素因数の和:1073

約数の個数: 72

約数和(自身を含む): 70926240

約数和(自身を除く): 45414684

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 43, 49, 84, 86, 98, 129, 147, 172, 196, 258, 294, 301, 516, 588, 602, 903, 1009, 1204, 1806, 2018, 2107, 3027, 3612, 4036, 4214, 6054, 6321, 7063, 8428, 12108, 12642, 14126, 21189, 25284, 28252, 42378, 43387, 49441, 84756, 86774, 98882, 130161, 148323, 173548, 197764, 260322, 296646, 303709, 520644, 593292, 607418, 911127, 1214836, 1822254, 2125963, 3644508, 4251926, 6377889, 8503852, 12755778, 25511556]

約数ペア:

[(1, 25511556), (2, 12755778), (3, 8503852), (4, 6377889), (6, 4251926), (7, 3644508), (12, 2125963), (14, 1822254), (21, 1214836), (28, 911127), (42, 607418), (43, 593292), (49, 520644), (84, 303709), (86, 296646), (98, 260322), (129, 197764), (147, 173548), (172, 148323), (196, 130161), (258, 98882), (294, 86774), (301, 84756), (516, 49441), (588, 43387), (602, 42378), (903, 28252), (1009, 25284), (1204, 21189), (1806, 14126), (2018, 12642), (2107, 12108), (3027, 8428), (3612, 7063), (4036, 6321), (4214, 6054)]