388548

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{251}}^1$

素因数の和:304

約数の個数: 36

約数和(自身を含む): 1009008

約数和(自身を除く): 620460

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 251, 258, 387, 502, 516, 753, 774, 1004, 1506, 1548, 2259, 3012, 4518, 9036, 10793, 21586, 32379, 43172, 64758, 97137, 129516, 194274, 388548]

約数ペア:

[(1, 388548), (2, 194274), (3, 129516), (4, 97137), (6, 64758), (9, 43172), (12, 32379), (18, 21586), (36, 10793), (43, 9036), (86, 4518), (129, 3012), (172, 2259), (251, 1548), (258, 1506), (387, 1004), (502, 774), (516, 753)]