131668112

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{155269}}^1$

素因数の和:155330

約数の個数: 20

約数和(自身を含む): 259921980

約数和(自身を除く): 128253868

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 155269, 310538, 621076, 1242152, 2484304, 8229257, 16458514, 32917028, 65834056, 131668112]

約数ペア:

[(1, 131668112), (2, 65834056), (4, 32917028), (8, 16458514), (16, 8229257), (53, 2484304), (106, 1242152), (212, 621076), (424, 310538), (848, 155269)]