217660934

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{223}}^1\times {\mathrm{3511}}^1$

素因数の和:3875

約数の個数: 16

約数和(自身を含む): 330408960

約数和(自身を除く): 112748026

約数列:

[1, 2, 139, 223, 278, 446, 3511, 7022, 30997, 61994, 488029, 782953, 976058, 1565906, 108830467, 217660934]

約数ペア:

[(1, 217660934), (2, 108830467), (139, 1565906), (223, 976058), (278, 782953), (446, 488029), (3511, 61994), (7022, 30997)]