217401704205

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{9857}}^1\times {\mathrm{210053}}^1$

素因数の和:219925

約数の個数: 32

約数和(自身を含む): 397576767744

約数和(自身を除く): 180175063539

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 9857, 29571, 49285, 68999, 147855, 206997, 210053, 344995, 630159, 1034985, 1050265, 1470371, 3150795, 4411113, 7351855, 22055565, 2070492421, 6211477263, 10352462105, 14493446947, 31057386315, 43480340841, 72467234735, 217401704205]

約数ペア:

[(1, 217401704205), (3, 72467234735), (5, 43480340841), (7, 31057386315), (15, 14493446947), (21, 10352462105), (35, 6211477263), (105, 2070492421), (9857, 22055565), (29571, 7351855), (49285, 4411113), (68999, 3150795), (147855, 1470371), (206997, 1050265), (210053, 1034985), (344995, 630159)]