129895312

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{121171}}^1$

素因数の和:121246

約数の個数: 20

約数和(自身を含む): 255430576

約数和(自身を除く): 125535264

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 121171, 242342, 484684, 969368, 1938736, 8118457, 16236914, 32473828, 64947656, 129895312]

約数ペア:

[(1, 129895312), (2, 64947656), (4, 32473828), (8, 16236914), (16, 8118457), (67, 1938736), (134, 969368), (268, 484684), (536, 242342), (1072, 121171)]