142123261

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{4903}}^1$

素因数の和:5052

約数の個数: 16

約数和(自身を含む): 168069888

約数和(自身を除く): 25946627

約数列:

[1, 7, 41, 101, 287, 707, 4141, 4903, 28987, 34321, 201023, 495203, 1407161, 3466421, 20303323, 142123261]

約数ペア:

[(1, 142123261), (7, 20303323), (41, 3466421), (101, 1407161), (287, 495203), (707, 201023), (4141, 34321), (4903, 28987)]