12690811

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{233}}^1\times {\mathrm{251}}^1$

素因数の和:522

約数の個数: 16

約数和(自身を含む): 15095808

約数和(自身を除く): 2404997

約数列:

[1, 7, 31, 217, 233, 251, 1631, 1757, 7223, 7781, 50561, 54467, 58483, 409381, 1812973, 12690811]

約数ペア:

[(1, 12690811), (7, 1812973), (31, 409381), (217, 58483), (233, 54467), (251, 50561), (1631, 7781), (1757, 7223)]