12781122

素因数分解:

$2^1\times 3^1\times {\mathrm{109}}^1\times {\mathrm{19543}}^1$

素因数の和:19657

約数の個数: 16

約数和(自身を含む): 25798080

約数和(自身を除く): 13016958

約数列:

[1, 2, 3, 6, 109, 218, 327, 654, 19543, 39086, 58629, 117258, 2130187, 4260374, 6390561, 12781122]

約数ペア:

[(1, 12781122), (2, 6390561), (3, 4260374), (6, 2130187), (109, 117258), (218, 58629), (327, 39086), (654, 19543)]