31184419

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{1097}}^1$

素因数の和:1266

約数の個数: 16

約数和(自身を含む): 37103616

約数和(自身を除く): 5919197

約数列:

[1, 7, 31, 131, 217, 917, 1097, 4061, 7679, 28427, 34007, 143707, 238049, 1005949, 4454917, 31184419]

約数ペア:

[(1, 31184419), (7, 4454917), (31, 1005949), (131, 238049), (217, 143707), (917, 34007), (1097, 28427), (4061, 7679)]