39390561

素因数分解:

$3^2\times 7^2\times {\mathrm{179}}^1\times {\mathrm{499}}^1$

素因数の和:698

約数の個数: 36

約数和(自身を含む): 66690000

約数和(自身を除く): 27299439

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 179, 441, 499, 537, 1253, 1497, 1611, 3493, 3759, 4491, 8771, 10479, 11277, 24451, 26313, 31437, 73353, 78939, 89321, 220059, 267963, 625247, 803889, 1875741, 4376729, 5627223, 13130187, 39390561]

約数ペア:

[(1, 39390561), (3, 13130187), (7, 5627223), (9, 4376729), (21, 1875741), (49, 803889), (63, 625247), (147, 267963), (179, 220059), (441, 89321), (499, 78939), (537, 73353), (1253, 31437), (1497, 26313), (1611, 24451), (3493, 11277), (3759, 10479), (4491, 8771)]