974961

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{641}}^1$

素因数の和:673

約数の個数: 18

約数和(自身を含む): 1527318

約数和(自身を除く): 552357

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 641, 1521, 1923, 5769, 8333, 24999, 74997, 108329, 324987, 974961]

約数ペア:

[(1, 974961), (3, 324987), (9, 108329), (13, 74997), (39, 24999), (117, 8333), (169, 5769), (507, 1923), (641, 1521)]