51334257

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{73}}^2$

素因数の和:194

約数の個数: 36

約数和(自身を含む): 79099920

約数和(自身を除く): 27765663

約数列:

[1, 3, 13, 19, 39, 57, 73, 169, 219, 247, 507, 741, 949, 1387, 2847, 3211, 4161, 5329, 9633, 12337, 15987, 18031, 37011, 54093, 69277, 101251, 207831, 234403, 303753, 703209, 900601, 1316263, 2701803, 3948789, 17111419, 51334257]

約数ペア:

[(1, 51334257), (3, 17111419), (13, 3948789), (19, 2701803), (39, 1316263), (57, 900601), (73, 703209), (169, 303753), (219, 234403), (247, 207831), (507, 101251), (741, 69277), (949, 54093), (1387, 37011), (2847, 18031), (3211, 15987), (4161, 12337), (5329, 9633)]