207975831

素因数分解:

$3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{71249}}^1$

素因数の和:71398

約数の個数: 16

約数和(自身を含む): 319200000

約数和(自身を除く): 111224169

約数列:

[1, 3, 7, 21, 139, 417, 973, 2919, 71249, 213747, 498743, 1496229, 9903611, 29710833, 69325277, 207975831]

約数ペア:

[(1, 207975831), (3, 69325277), (7, 29710833), (21, 9903611), (139, 1496229), (417, 498743), (973, 213747), (2919, 71249)]