138686975

素因数分解:

$5^2\times 7^1\times {\mathrm{277}}^1\times {\mathrm{2861}}^1$

素因数の和:3155

約数の個数: 24

約数和(自身を含む): 197317728

約数和(自身を除く): 58630753

約数列:

[1, 5, 7, 25, 35, 175, 277, 1385, 1939, 2861, 6925, 9695, 14305, 20027, 48475, 71525, 100135, 500675, 792497, 3962485, 5547479, 19812425, 27737395, 138686975]

約数ペア:

[(1, 138686975), (5, 27737395), (7, 19812425), (25, 5547479), (35, 3962485), (175, 792497), (277, 500675), (1385, 100135), (1939, 71525), (2861, 48475), (6925, 20027), (9695, 14305)]