30784689

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{211}}^1$

素因数の和:302

約数の個数: 48

約数和(自身を含む): 50930880

約数和(自身を除く): 20146191

約数列:

[1, 3, 9, 13, 29, 39, 43, 87, 117, 129, 211, 261, 377, 387, 559, 633, 1131, 1247, 1677, 1899, 2743, 3393, 3741, 5031, 6119, 8229, 9073, 11223, 16211, 18357, 24687, 27219, 48633, 55071, 79547, 81657, 117949, 145899, 238641, 263117, 353847, 715923, 789351, 1061541, 2368053, 3420521, 10261563, 30784689]

約数ペア:

[(1, 30784689), (3, 10261563), (9, 3420521), (13, 2368053), (29, 1061541), (39, 789351), (43, 715923), (87, 353847), (117, 263117), (129, 238641), (211, 145899), (261, 117949), (377, 81657), (387, 79547), (559, 55071), (633, 48633), (1131, 27219), (1247, 24687), (1677, 18357), (1899, 16211), (2743, 11223), (3393, 9073), (3741, 8229), (5031, 6119)]