198291249

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{130369}}^1$

素因数の和:130401

約数の個数: 18

約数和(自身を含む): 310150230

約数和(自身を除く): 111858981

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 130369, 391107, 1173321, 1694797, 5084391, 15253173, 22032361, 66097083, 198291249]

約数ペア:

[(1, 198291249), (3, 66097083), (9, 22032361), (13, 15253173), (39, 5084391), (117, 1694797), (169, 1173321), (507, 391107), (1521, 130369)]