64675996

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{209987}}^1$

素因数の和:210009

約数の個数: 24

約数和(自身を含む): 141111936

約数和(自身を除く): 76435940

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 209987, 419974, 839948, 1469909, 2309857, 2939818, 4619714, 5879636, 9239428, 16168999, 32337998, 64675996]

約数ペア:

[(1, 64675996), (2, 32337998), (4, 16168999), (7, 9239428), (11, 5879636), (14, 4619714), (22, 2939818), (28, 2309857), (44, 1469909), (77, 839948), (154, 419974), (308, 209987)]