71374887

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{389}}^1$

素因数の和:480

約数の個数: 48

約数和(自身を含む): 115596000

約数和(自身を除く): 44221113

約数列:

[1, 3, 9, 19, 29, 37, 57, 87, 111, 171, 261, 333, 389, 551, 703, 1073, 1167, 1653, 2109, 3219, 3501, 4959, 6327, 7391, 9657, 11281, 14393, 20387, 22173, 33843, 43179, 61161, 66519, 101529, 129537, 183483, 214339, 273467, 417397, 643017, 820401, 1252191, 1929051, 2461203, 3756573, 7930543, 23791629, 71374887]

約数ペア:

[(1, 71374887), (3, 23791629), (9, 7930543), (19, 3756573), (29, 2461203), (37, 1929051), (57, 1252191), (87, 820401), (111, 643017), (171, 417397), (261, 273467), (333, 214339), (389, 183483), (551, 129537), (703, 101529), (1073, 66519), (1167, 61161), (1653, 43179), (2109, 33843), (3219, 22173), (3501, 20387), (4959, 14393), (6327, 11281), (7391, 9657)]