161490671

素因数分解:

${\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{1259}}^1$

素因数の和:1478

約数の個数: 16

約数和(自身を含む): 175190400

約数和(自身を除く): 13699729

約数列:

[1, 19, 43, 157, 817, 1259, 2983, 6751, 23921, 54137, 128269, 197663, 1028603, 3755597, 8499509, 161490671]

約数ペア:

[(1, 161490671), (19, 8499509), (43, 3755597), (157, 1028603), (817, 197663), (1259, 128269), (2983, 54137), (6751, 23921)]