28609735

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{74311}}^1$

素因数の和:74334

約数の個数: 16

約数和(自身を含む): 42803712

約数和(自身を除く): 14193977

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 74311, 371555, 520177, 817421, 2600885, 4087105, 5721947, 28609735]

約数ペア:

[(1, 28609735), (5, 5721947), (7, 4087105), (11, 2600885), (35, 817421), (55, 520177), (77, 371555), (385, 74311)]