278349376

素因数分解:

$2^6\times {\mathrm{109}}^1\times {\mathrm{39901}}^1$

素因数の和:40022

約数の個数: 28

約数和(自身を含む): 557430940

約数和(自身を除く): 279081564

約数列:

[1, 2, 4, 8, 16, 32, 64, 109, 218, 436, 872, 1744, 3488, 6976, 39901, 79802, 159604, 319208, 638416, 1276832, 2553664, 4349209, 8698418, 17396836, 34793672, 69587344, 139174688, 278349376]

約数ペア:

[(1, 278349376), (2, 139174688), (4, 69587344), (8, 34793672), (16, 17396836), (32, 8698418), (64, 4349209), (109, 2553664), (218, 1276832), (436, 638416), (872, 319208), (1744, 159604), (3488, 79802), (6976, 39901)]