256674438

素因数分解:

$2^1\times 3^2\times {\mathrm{421}}^1\times {\mathrm{33871}}^1$

素因数の和:34300

約数の個数: 24

約数和(自身を含む): 557465376

約数和(自身を除く): 300790938

約数列:

[1, 2, 3, 6, 9, 18, 421, 842, 1263, 2526, 3789, 7578, 33871, 67742, 101613, 203226, 304839, 609678, 14259691, 28519382, 42779073, 85558146, 128337219, 256674438]

約数ペア:

[(1, 256674438), (2, 128337219), (3, 85558146), (6, 42779073), (9, 28519382), (18, 14259691), (421, 609678), (842, 304839), (1263, 203226), (2526, 101613), (3789, 67742), (7578, 33871)]