68428353

素因数分解:

$3^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{8783}}^1$

素因数の和:8853

約数の個数: 24

約数和(自身を含む): 108148608

約数和(自身を除く): 39720255

約数列:

[1, 3, 7, 21, 49, 53, 147, 159, 371, 1113, 2597, 7791, 8783, 26349, 61481, 184443, 430367, 465499, 1291101, 1396497, 3258493, 9775479, 22809451, 68428353]

約数ペア:

[(1, 68428353), (3, 22809451), (7, 9775479), (21, 3258493), (49, 1396497), (53, 1291101), (147, 465499), (159, 430367), (371, 184443), (1113, 61481), (2597, 26349), (7791, 8783)]