256047838

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{75709}}^1$

素因数の和:75819

約数の個数: 16

約数和(自身を含む): 408834000

約数和(自身を除く): 152786162

約数列:

[1, 2, 19, 38, 89, 178, 1691, 3382, 75709, 151418, 1438471, 2876942, 6738101, 13476202, 128023919, 256047838]

約数ペア:

[(1, 256047838), (2, 128023919), (19, 13476202), (38, 6738101), (89, 2876942), (178, 1438471), (1691, 151418), (3382, 75709)]