66396988

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{55147}}^1$

素因数の和:55201

約数の個数: 24

約数和(自身を含む): 135884672

約数和(自身を除く): 69487684

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 1204, 55147, 110294, 220588, 386029, 772058, 1544116, 2371321, 4742642, 9485284, 16599247, 33198494, 66396988]

約数ペア:

[(1, 66396988), (2, 33198494), (4, 16599247), (7, 9485284), (14, 4742642), (28, 2371321), (43, 1544116), (86, 772058), (172, 386029), (301, 220588), (602, 110294), (1204, 55147)]