31403889

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{2459}}^1$

素因数の和:2522

約数の個数: 32

約数和(自身を含む): 51955200

約数和(自身を除く): 20551311

約数列:

[1, 3, 9, 11, 27, 33, 43, 99, 129, 297, 387, 473, 1161, 1419, 2459, 4257, 7377, 12771, 22131, 27049, 66393, 81147, 105737, 243441, 317211, 730323, 951633, 1163107, 2854899, 3489321, 10467963, 31403889]

約数ペア:

[(1, 31403889), (3, 10467963), (9, 3489321), (11, 2854899), (27, 1163107), (33, 951633), (43, 730323), (99, 317211), (129, 243441), (297, 105737), (387, 81147), (473, 66393), (1161, 27049), (1419, 22131), (2459, 12771), (4257, 7377)]