28598518

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{211}}^1\times {\mathrm{401}}^1$

素因数の和:640

約数の個数: 24

約数和(自身を含む): 46787976

約数和(自身を除く): 18189458

約数列:

[1, 2, 13, 26, 169, 211, 338, 401, 422, 802, 2743, 5213, 5486, 10426, 35659, 67769, 71318, 84611, 135538, 169222, 1099943, 2199886, 14299259, 28598518]

約数ペア:

[(1, 28598518), (2, 14299259), (13, 2199886), (26, 1099943), (169, 169222), (211, 135538), (338, 84611), (401, 71318), (422, 67769), (802, 35659), (2743, 10426), (5213, 5486)]