213290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{277}}^1$

素因数の和:302

約数の個数: 32

約数和(自身を含む): 480384

約数和(自身を除く): 267094

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 277, 385, 554, 770, 1385, 1939, 2770, 3047, 3878, 6094, 9695, 15235, 19390, 21329, 30470, 42658, 106645, 213290]

約数ペア:

[(1, 213290), (2, 106645), (5, 42658), (7, 30470), (10, 21329), (11, 19390), (14, 15235), (22, 9695), (35, 6094), (55, 3878), (70, 3047), (77, 2770), (110, 1939), (154, 1385), (277, 770), (385, 554)]