173125869

素因数分解:

$3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{449}}^1$

素因数の和:570

約数の個数: 48

約数和(自身を含む): 279892800

約数和(自身を除く): 106766931

約数列:

[1, 3, 7, 21, 43, 49, 61, 129, 147, 183, 301, 427, 449, 903, 1281, 1347, 2107, 2623, 2989, 3143, 6321, 7869, 8967, 9429, 18361, 19307, 22001, 27389, 55083, 57921, 66003, 82167, 128527, 135149, 191723, 385581, 405447, 575169, 946043, 1177727, 1342061, 2838129, 3533181, 4026183, 8244089, 24732267, 57708623, 173125869]

約数ペア:

[(1, 173125869), (3, 57708623), (7, 24732267), (21, 8244089), (43, 4026183), (49, 3533181), (61, 2838129), (129, 1342061), (147, 1177727), (183, 946043), (301, 575169), (427, 405447), (449, 385581), (903, 191723), (1281, 135149), (1347, 128527), (2107, 82167), (2623, 66003), (2989, 57921), (3143, 55083), (6321, 27389), (7869, 22001), (8967, 19307), (9429, 18361)]