56420315

素因数分解:

$5^1\times 7^2\times {\mathrm{421}}^1\times {\mathrm{547}}^1$

素因数の和:987

約数の個数: 24

約数和(自身を含む): 79089552

約数和(自身を除く): 22669237

約数列:

[1, 5, 7, 35, 49, 245, 421, 547, 2105, 2735, 2947, 3829, 14735, 19145, 20629, 26803, 103145, 134015, 230287, 1151435, 1612009, 8060045, 11284063, 56420315]

約数ペア:

[(1, 56420315), (5, 11284063), (7, 8060045), (35, 1612009), (49, 1151435), (245, 230287), (421, 134015), (547, 103145), (2105, 26803), (2735, 20629), (2947, 19145), (3829, 14735)]