25491483

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:161

約数の個数: 64

約数和(自身を含む): 43776000

約数和(自身を除く): 18284517

約数列:

[1, 3, 9, 17, 19, 27, 37, 51, 57, 79, 111, 153, 171, 237, 323, 333, 459, 513, 629, 703, 711, 969, 999, 1343, 1501, 1887, 2109, 2133, 2907, 2923, 4029, 4503, 5661, 6327, 8721, 8769, 11951, 12087, 13509, 16983, 18981, 25517, 26307, 35853, 36261, 40527, 49691, 55537, 76551, 78921, 107559, 149073, 166611, 229653, 322677, 447219, 499833, 688959, 944129, 1341657, 1499499, 2832387, 8497161, 25491483]

約数ペア:

[(1, 25491483), (3, 8497161), (9, 2832387), (17, 1499499), (19, 1341657), (27, 944129), (37, 688959), (51, 499833), (57, 447219), (79, 322677), (111, 229653), (153, 166611), (171, 149073), (237, 107559), (323, 78921), (333, 76551), (459, 55537), (513, 49691), (629, 40527), (703, 36261), (711, 35853), (969, 26307), (999, 25517), (1343, 18981), (1501, 16983), (1887, 13509), (2109, 12087), (2133, 11951), (2907, 8769), (2923, 8721), (4029, 6327), (4503, 5661)]