388492

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{241}}^1$

素因数の和:289

約数の個数: 24

約数和(自身を含む): 758912

約数和(自身を除く): 370420

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 241, 403, 482, 806, 964, 1612, 3133, 6266, 7471, 12532, 14942, 29884, 97123, 194246, 388492]

約数ペア:

[(1, 388492), (2, 194246), (4, 97123), (13, 29884), (26, 14942), (31, 12532), (52, 7471), (62, 6266), (124, 3133), (241, 1612), (403, 964), (482, 806)]