128258591

素因数分解:

${\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{181}}^1\times {\mathrm{571}}^1$

素因数の和:842

約数の個数: 16

約数和(自身を含む): 138666528

約数和(自身を除く): 10407937

約数列:

[1, 17, 73, 181, 571, 1241, 3077, 9707, 13213, 41683, 103351, 224621, 708611, 1756967, 7544623, 128258591]

約数ペア:

[(1, 128258591), (17, 7544623), (73, 1756967), (181, 708611), (571, 224621), (1241, 103351), (3077, 41683), (9707, 13213)]