8973979

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{401}}^1$

素因数の和:570

約数の個数: 16

約数和(自身を含む): 10805760

約数和(自身を除く): 1831781

約数列:

[1, 7, 23, 139, 161, 401, 973, 2807, 3197, 9223, 22379, 55739, 64561, 390173, 1281997, 8973979]

約数ペア:

[(1, 8973979), (7, 1281997), (23, 390173), (139, 64561), (161, 55739), (401, 22379), (973, 9223), (2807, 3197)]