206310909

素因数分解:

$3^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{42901}}^1$

素因数の和:43140

約数の個数: 16

約数和(自身を含む): 315758720

約数和(自身を除く): 109447811

約数列:

[1, 3, 7, 21, 229, 687, 1603, 4809, 42901, 128703, 300307, 900921, 9824329, 29472987, 68770303, 206310909]

約数ペア:

[(1, 206310909), (3, 68770303), (7, 29472987), (21, 9824329), (229, 900921), (687, 300307), (1603, 128703), (4809, 42901)]