1622356

素因数分解:

$2^2\times {\mathrm{61}}^2\times {\mathrm{109}}^1$

素因数の和:235

約数の個数: 18

約数和(自身を含む): 2912910

約数和(自身を除く): 1290554

約数列:

[1, 2, 4, 61, 109, 122, 218, 244, 436, 3721, 6649, 7442, 13298, 14884, 26596, 405589, 811178, 1622356]

約数ペア:

[(1, 1622356), (2, 811178), (4, 405589), (61, 26596), (109, 14884), (122, 13298), (218, 7442), (244, 6649), (436, 3721)]