28982745

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{673}}^1$

素因数の和:727

約数の個数: 64

約数和(自身を含む): 58233600

約数和(自身を除く): 29250855

約数列:

[1, 3, 5, 9, 11, 15, 27, 29, 33, 45, 55, 87, 99, 135, 145, 165, 261, 297, 319, 435, 495, 673, 783, 957, 1305, 1485, 1595, 2019, 2871, 3365, 3915, 4785, 6057, 7403, 8613, 10095, 14355, 18171, 19517, 22209, 30285, 37015, 43065, 58551, 66627, 90855, 97585, 111045, 175653, 199881, 214687, 292755, 333135, 526959, 644061, 878265, 999405, 1073435, 1932183, 2634795, 3220305, 5796549, 9660915, 28982745]

約数ペア:

[(1, 28982745), (3, 9660915), (5, 5796549), (9, 3220305), (11, 2634795), (15, 1932183), (27, 1073435), (29, 999405), (33, 878265), (45, 644061), (55, 526959), (87, 333135), (99, 292755), (135, 214687), (145, 199881), (165, 175653), (261, 111045), (297, 97585), (319, 90855), (435, 66627), (495, 58551), (673, 43065), (783, 37015), (957, 30285), (1305, 22209), (1485, 19517), (1595, 18171), (2019, 14355), (2871, 10095), (3365, 8613), (3915, 7403), (4785, 6057)]