128426893

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{1433}}^1$

素因数の和:1537

約数の個数: 24

約数和(自身を含む): 156936960

約数和(自身を除く): 28510067

約数列:

[1, 7, 31, 49, 59, 217, 413, 1433, 1519, 1829, 2891, 10031, 12803, 44423, 70217, 84547, 89621, 310961, 591829, 2176727, 2620957, 4142803, 18346699, 128426893]

約数ペア:

[(1, 128426893), (7, 18346699), (31, 4142803), (49, 2620957), (59, 2176727), (217, 591829), (413, 310961), (1433, 89621), (1519, 84547), (1829, 70217), (2891, 44423), (10031, 12803)]