28469315

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1381}}^1$

素因数の和:1443

約数の個数: 32

約数和(自身を含む): 42455040

約数和(自身を除く): 13985725

約数列:

[1, 5, 7, 19, 31, 35, 95, 133, 155, 217, 589, 665, 1085, 1381, 2945, 4123, 6905, 9667, 20615, 26239, 42811, 48335, 131195, 183673, 214055, 299677, 813409, 918365, 1498385, 4067045, 5693863, 28469315]

約数ペア:

[(1, 28469315), (5, 5693863), (7, 4067045), (19, 1498385), (31, 918365), (35, 813409), (95, 299677), (133, 214055), (155, 183673), (217, 131195), (589, 48335), (665, 42811), (1085, 26239), (1381, 20615), (2945, 9667), (4123, 6905)]