212257808

素因数分解:

$2^4\times 7^2\times {\mathrm{270737}}^1$

素因数の和:270759

約数の個数: 30

約数和(自身を含む): 478394046

約数和(自身を除く): 266136238

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 270737, 541474, 1082948, 1895159, 2165896, 3790318, 4331792, 7580636, 13266113, 15161272, 26532226, 30322544, 53064452, 106128904, 212257808]

約数ペア:

[(1, 212257808), (2, 106128904), (4, 53064452), (7, 30322544), (8, 26532226), (14, 15161272), (16, 13266113), (28, 7580636), (49, 4331792), (56, 3790318), (98, 2165896), (112, 1895159), (196, 1082948), (392, 541474), (784, 270737)]