153342021

素因数分解:

$3^1\times 7^2\times {\mathrm{107}}^1\times {\mathrm{9749}}^1$

素因数の和:9873

約数の個数: 24

約数和(自身を含む): 240084000

約数和(自身を除く): 86741979

約数列:

[1, 3, 7, 21, 49, 107, 147, 321, 749, 2247, 5243, 9749, 15729, 29247, 68243, 204729, 477701, 1043143, 1433103, 3129429, 7302001, 21906003, 51114007, 153342021]

約数ペア:

[(1, 153342021), (3, 51114007), (7, 21906003), (21, 7302001), (49, 3129429), (107, 1433103), (147, 1043143), (321, 477701), (749, 204729), (2247, 68243), (5243, 29247), (9749, 15729)]