256307942

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{431}}^1\times {\mathrm{27031}}^1$

素因数の和:27475

約数の個数: 16

約数和(自身を含む): 420401664

約数和(自身を除く): 164093722

約数列:

[1, 2, 11, 22, 431, 862, 4741, 9482, 27031, 54062, 297341, 594682, 11650361, 23300722, 128153971, 256307942]

約数ペア:

[(1, 256307942), (2, 128153971), (11, 23300722), (22, 11650361), (431, 594682), (862, 297341), (4741, 54062), (9482, 27031)]