31385284

素因数分解:

$2^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{3407}}^1$

素因数の和:3472

約数の個数: 36

約数和(自身を含む): 65270016

約数和(自身を除く): 33884732

約数列:

[1, 2, 4, 7, 14, 28, 47, 49, 94, 98, 188, 196, 329, 658, 1316, 2303, 3407, 4606, 6814, 9212, 13628, 23849, 47698, 95396, 160129, 166943, 320258, 333886, 640516, 667772, 1120903, 2241806, 4483612, 7846321, 15692642, 31385284]

約数ペア:

[(1, 31385284), (2, 15692642), (4, 7846321), (7, 4483612), (14, 2241806), (28, 1120903), (47, 667772), (49, 640516), (94, 333886), (98, 320258), (188, 166943), (196, 160129), (329, 95396), (658, 47698), (1316, 23849), (2303, 13628), (3407, 9212), (4606, 6814)]