1296287536

素因数分解:

$2^4\times {\mathrm{17}}^2\times {\mathrm{280339}}^1$

素因数の和:280381

約数の個数: 30

約数和(自身を含む): 2667995780

約数和(自身を除く): 1371708244

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 289, 578, 1156, 2312, 4624, 280339, 560678, 1121356, 2242712, 4485424, 4765763, 9531526, 19063052, 38126104, 76252208, 81017971, 162035942, 324071884, 648143768, 1296287536]

約数ペア:

[(1, 1296287536), (2, 648143768), (4, 324071884), (8, 162035942), (16, 81017971), (17, 76252208), (34, 38126104), (68, 19063052), (136, 9531526), (272, 4765763), (289, 4485424), (578, 2242712), (1156, 1121356), (2312, 560678), (4624, 280339)]