28789845

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{14431}}^1$

素因数の和:14465

約数の個数: 32

約数和(自身を含む): 55418880

約数和(自身を除く): 26629035

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 133, 285, 399, 665, 1995, 14431, 43293, 72155, 101017, 216465, 274189, 303051, 505085, 822567, 1370945, 1515255, 1919323, 4112835, 5757969, 9596615, 28789845]

約数ペア:

[(1, 28789845), (3, 9596615), (5, 5757969), (7, 4112835), (15, 1919323), (19, 1515255), (21, 1370945), (35, 822567), (57, 505085), (95, 303051), (105, 274189), (133, 216465), (285, 101017), (399, 72155), (665, 43293), (1995, 14431)]