6906501

素因数分解:

$3^2\times 7^2\times {\mathrm{15661}}^1$

素因数の和:15681

約数の個数: 18

約数和(自身を含む): 11605542

約数和(自身を除く): 4699041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 15661, 46983, 109627, 140949, 328881, 767389, 986643, 2302167, 6906501]

約数ペア:

[(1, 6906501), (3, 2302167), (7, 986643), (9, 767389), (21, 328881), (49, 140949), (63, 109627), (147, 46983), (441, 15661)]