1391159

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1$

素因数の和:143

約数の個数: 24

約数和(自身を含む): 1846800

約数和(自身を除く): 455641

約数列:

[1, 7, 11, 29, 49, 77, 89, 203, 319, 539, 623, 979, 1421, 2233, 2581, 4361, 6853, 15631, 18067, 28391, 47971, 126469, 198737, 1391159]

約数ペア:

[(1, 1391159), (7, 198737), (11, 126469), (29, 47971), (49, 28391), (77, 18067), (89, 15631), (203, 6853), (319, 4361), (539, 2581), (623, 2233), (979, 1421)]