399858396

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{4760219}}^1$

素因数の和:4760233

約数の個数: 24

約数和(自身を含む): 1066289280

約数和(自身を除く): 666430884

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 4760219, 9520438, 14280657, 19040876, 28561314, 33321533, 57122628, 66643066, 99964599, 133286132, 199929198, 399858396]

約数ペア:

[(1, 399858396), (2, 199929198), (3, 133286132), (4, 99964599), (6, 66643066), (7, 57122628), (12, 33321533), (14, 28561314), (21, 19040876), (28, 14280657), (42, 9520438), (84, 4760219)]