2056520151

素因数分解:

$3^3\times 7^2\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{211}}^1$

素因数の和:426

約数の個数: 96

約数和(自身を含む): 3654201600

約数和(自身を除く): 1597681449

約数列:

[1, 3, 7, 9, 21, 27, 49, 53, 63, 139, 147, 159, 189, 211, 371, 417, 441, 477, 633, 973, 1113, 1251, 1323, 1431, 1477, 1899, 2597, 2919, 3339, 3753, 4431, 5697, 6811, 7367, 7791, 8757, 10017, 10339, 11183, 13293, 20433, 22101, 23373, 26271, 29329, 31017, 33549, 39879, 51569, 61299, 66303, 70119, 78281, 87987, 93051, 100647, 154707, 183897, 198909, 205303, 234843, 263961, 279153, 301941, 360983, 464121, 547967, 615909, 704529, 791883, 1082949, 1392363, 1437121, 1554437, 1643901, 1847727, 2113587, 3248847, 4311363, 4663311, 4931703, 5543181, 9746541, 10881059, 12934089, 13989933, 14795109, 32643177, 38802267, 41969799, 76167413, 97929531, 228502239, 293788593, 685506717, 2056520151]

約数ペア:

[(1, 2056520151), (3, 685506717), (7, 293788593), (9, 228502239), (21, 97929531), (27, 76167413), (49, 41969799), (53, 38802267), (63, 32643177), (139, 14795109), (147, 13989933), (159, 12934089), (189, 10881059), (211, 9746541), (371, 5543181), (417, 4931703), (441, 4663311), (477, 4311363), (633, 3248847), (973, 2113587), (1113, 1847727), (1251, 1643901), (1323, 1554437), (1431, 1437121), (1477, 1392363), (1899, 1082949), (2597, 791883), (2919, 704529), (3339, 615909), (3753, 547967), (4431, 464121), (5697, 360983), (6811, 301941), (7367, 279153), (7791, 263961), (8757, 234843), (10017, 205303), (10339, 198909), (11183, 183897), (13293, 154707), (20433, 100647), (22101, 93051), (23373, 87987), (26271, 78281), (29329, 70119), (31017, 66303), (33549, 61299), (39879, 51569)]