257598003

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{213067}}^1$

素因数の和:213114

約数の個数: 16

約数和(自身を含む): 381817856

約数和(自身を除く): 124219853

約数列:

[1, 3, 13, 31, 39, 93, 403, 1209, 213067, 639201, 2769871, 6605077, 8309613, 19815231, 85866001, 257598003]

約数ペア:

[(1, 257598003), (3, 85866001), (13, 19815231), (31, 8309613), (39, 6605077), (93, 2769871), (403, 639201), (1209, 213067)]