66725428

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{216641}}^1$

素因数の和:216663

約数の個数: 24

約数和(自身を含む): 145583424

約数和(自身を除く): 78857996

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 216641, 433282, 866564, 1516487, 2383051, 3032974, 4766102, 6065948, 9532204, 16681357, 33362714, 66725428]

約数ペア:

[(1, 66725428), (2, 33362714), (4, 16681357), (7, 9532204), (11, 6065948), (14, 4766102), (22, 3032974), (28, 2383051), (44, 1516487), (77, 866564), (154, 433282), (308, 216641)]