660397052

素因数分解:

$2^2\times 7^1\times {\mathrm{173}}^1\times {\mathrm{136333}}^1$

素因数の和:136517

約数の個数: 24

約数和(自身を含む): 1328438496

約数和(自身を除く): 668041444

約数列:

[1, 2, 4, 7, 14, 28, 173, 346, 692, 1211, 2422, 4844, 136333, 272666, 545332, 954331, 1908662, 3817324, 23585609, 47171218, 94342436, 165099263, 330198526, 660397052]

約数ペア:

[(1, 660397052), (2, 330198526), (4, 165099263), (7, 94342436), (14, 47171218), (28, 23585609), (173, 3817324), (346, 1908662), (692, 954331), (1211, 545332), (2422, 272666), (4844, 136333)]