128390494

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{457}}^1\times {\mathrm{8263}}^1$

素因数の和:8739

約数の個数: 16

約数和(自身を含む): 204385248

約数和(自身を除く): 75994754

約数列:

[1, 2, 17, 34, 457, 914, 7769, 8263, 15538, 16526, 140471, 280942, 3776191, 7552382, 64195247, 128390494]

約数ペア:

[(1, 128390494), (2, 64195247), (17, 7552382), (34, 3776191), (457, 280942), (914, 140471), (7769, 16526), (8263, 15538)]