30481087

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{439}}^1$

素因数の和:575

約数の個数: 24

約数和(自身を含む): 38623200

約数和(自身を除く): 8142113

約数列:

[1, 7, 13, 49, 91, 109, 439, 637, 763, 1417, 3073, 5341, 5707, 9919, 21511, 39949, 47851, 69433, 279643, 334957, 622063, 2344699, 4354441, 30481087]

約数ペア:

[(1, 30481087), (7, 4354441), (13, 2344699), (49, 622063), (91, 334957), (109, 279643), (439, 69433), (637, 47851), (763, 39949), (1417, 21511), (3073, 9919), (5341, 5707)]