30913169

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{433}}^1$

素因数の和:525

約数の個数: 24

約数和(自身を含む): 37997568

約数和(自身を除く): 7084399

約数列:

[1, 7, 31, 47, 49, 217, 329, 433, 1457, 1519, 2303, 3031, 10199, 13423, 20351, 21217, 71393, 93961, 142457, 630881, 657727, 997199, 4416167, 30913169]

約数ペア:

[(1, 30913169), (7, 4416167), (31, 997199), (47, 657727), (49, 630881), (217, 142457), (329, 93961), (433, 71393), (1457, 21217), (1519, 20351), (2303, 13423), (3031, 10199)]