398430128

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{607363}}^1$

素因数の和:607412

約数の個数: 20

約数和(自身を含む): 790787928

約数和(自身を除く): 392357800

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 607363, 1214726, 2429452, 4858904, 9717808, 24901883, 49803766, 99607532, 199215064, 398430128]

約数ペア:

[(1, 398430128), (2, 199215064), (4, 99607532), (8, 49803766), (16, 24901883), (41, 9717808), (82, 4858904), (164, 2429452), (328, 1214726), (656, 607363)]