31185091

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1\times {\mathrm{367}}^1$

素因数の和:634

約数の個数: 16

約数和(自身を含む): 36505600

約数和(自身を除く): 5320509

約数列:

[1, 7, 61, 199, 367, 427, 1393, 2569, 12139, 22387, 73033, 84973, 156709, 511231, 4455013, 31185091]

約数ペア:

[(1, 31185091), (7, 4455013), (61, 511231), (199, 156709), (367, 84973), (427, 73033), (1393, 22387), (2569, 12139)]