2548897995

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{12379}}^1$

素因数の和:12484

約数の個数: 64

約数和(自身を含む): 4877521920

約数和(自身を除く): 2328623925

約数列:

[1, 3, 5, 7, 15, 21, 35, 37, 53, 105, 111, 159, 185, 259, 265, 371, 555, 777, 795, 1113, 1295, 1855, 1961, 3885, 5565, 5883, 9805, 12379, 13727, 29415, 37137, 41181, 61895, 68635, 86653, 185685, 205905, 259959, 433265, 458023, 656087, 1299795, 1374069, 1968261, 2290115, 3206161, 3280435, 4592609, 6870345, 9618483, 9841305, 13777827, 16030805, 22963045, 24275219, 48092415, 68889135, 72825657, 121376095, 169926533, 364128285, 509779599, 849632665, 2548897995]

約数ペア:

[(1, 2548897995), (3, 849632665), (5, 509779599), (7, 364128285), (15, 169926533), (21, 121376095), (35, 72825657), (37, 68889135), (53, 48092415), (105, 24275219), (111, 22963045), (159, 16030805), (185, 13777827), (259, 9841305), (265, 9618483), (371, 6870345), (555, 4592609), (777, 3280435), (795, 3206161), (1113, 2290115), (1295, 1968261), (1855, 1374069), (1961, 1299795), (3885, 656087), (5565, 458023), (5883, 433265), (9805, 259959), (12379, 205905), (13727, 185685), (29415, 86653), (37137, 68635), (41181, 61895)]