39891537

素因数分解:

$3^2\times 7^2\times {\mathrm{17}}^2\times {\mathrm{313}}^1$

素因数の和:367

約数の個数: 54

約数和(自身を含む): 71430918

約数和(自身を除く): 31539381

約数列:

[1, 3, 7, 9, 17, 21, 49, 51, 63, 119, 147, 153, 289, 313, 357, 441, 833, 867, 939, 1071, 2023, 2191, 2499, 2601, 2817, 5321, 6069, 6573, 7497, 14161, 15337, 15963, 18207, 19719, 37247, 42483, 46011, 47889, 90457, 111741, 127449, 138033, 260729, 271371, 335223, 633199, 782187, 814113, 1899597, 2346561, 4432393, 5698791, 13297179, 39891537]

約数ペア:

[(1, 39891537), (3, 13297179), (7, 5698791), (9, 4432393), (17, 2346561), (21, 1899597), (49, 814113), (51, 782187), (63, 633199), (119, 335223), (147, 271371), (153, 260729), (289, 138033), (313, 127449), (357, 111741), (441, 90457), (833, 47889), (867, 46011), (939, 42483), (1071, 37247), (2023, 19719), (2191, 18207), (2499, 15963), (2601, 15337), (2817, 14161), (5321, 7497), (6069, 6573)]