211380904

素因数分解:

$2^3\times 7^2\times {\mathrm{539237}}^1$

素因数の和:539257

約数の個数: 24

約数和(自身を含む): 461048490

約数和(自身を除く): 249667586

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 539237, 1078474, 2156948, 3774659, 4313896, 7549318, 15098636, 26422613, 30197272, 52845226, 105690452, 211380904]

約数ペア:

[(1, 211380904), (2, 105690452), (4, 52845226), (7, 30197272), (8, 26422613), (14, 15098636), (28, 7549318), (49, 4313896), (56, 3774659), (98, 2156948), (196, 1078474), (392, 539237)]