258979504

素因数分解:

$2^4\times 7^2\times {\mathrm{330331}}^1$

素因数の和:330353

約数の個数: 30

約数和(自身を含む): 583696644

約数和(自身を除く): 324717140

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 330331, 660662, 1321324, 2312317, 2642648, 4624634, 5285296, 9249268, 16186219, 18498536, 32372438, 36997072, 64744876, 129489752, 258979504]

約数ペア:

[(1, 258979504), (2, 129489752), (4, 64744876), (7, 36997072), (8, 32372438), (14, 18498536), (16, 16186219), (28, 9249268), (49, 5285296), (56, 4624634), (98, 2642648), (112, 2312317), (196, 1321324), (392, 660662), (784, 330331)]