30781743

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{4139}}^1$

素因数の和:4246

約数の個数: 16

約数和(自身を含む): 42791040

約数和(自身を除く): 12009297

約数列:

[1, 3, 37, 67, 111, 201, 2479, 4139, 7437, 12417, 153143, 277313, 459429, 831939, 10260581, 30781743]

約数ペア:

[(1, 30781743), (3, 10260581), (37, 831939), (67, 459429), (111, 277313), (201, 153143), (2479, 12417), (4139, 7437)]