217366996

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{705737}}^1$

素因数の和:705759

約数の個数: 24

約数和(自身を含む): 474255936

約数和(自身を除く): 256888940

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 705737, 1411474, 2822948, 4940159, 7763107, 9880318, 15526214, 19760636, 31052428, 54341749, 108683498, 217366996]

約数ペア:

[(1, 217366996), (2, 108683498), (4, 54341749), (7, 31052428), (11, 19760636), (14, 15526214), (22, 9880318), (28, 7763107), (44, 4940159), (77, 2822948), (154, 1411474), (308, 705737)]