28530705

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{1667}}^1$

素因数の和:1845

約数の個数: 32

約数和(自身を含む): 52521984

約数和(自身を除く): 23991279

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 163, 489, 815, 1141, 1667, 2445, 3423, 5001, 5705, 8335, 11669, 17115, 25005, 35007, 58345, 175035, 271721, 815163, 1358605, 1902047, 4075815, 5706141, 9510235, 28530705]

約数ペア:

[(1, 28530705), (3, 9510235), (5, 5706141), (7, 4075815), (15, 1902047), (21, 1358605), (35, 815163), (105, 271721), (163, 175035), (489, 58345), (815, 35007), (1141, 25005), (1667, 17115), (2445, 11669), (3423, 8335), (5001, 5705)]