28198845

素因数分解:

$3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{5749}}^1$

素因数の和:5869

約数の個数: 24

約数和(自身を含む): 49335000

約数和(自身を除く): 21136155

約数列:

[1, 3, 5, 9, 15, 45, 109, 327, 545, 981, 1635, 4905, 5749, 17247, 28745, 51741, 86235, 258705, 626641, 1879923, 3133205, 5639769, 9399615, 28198845]

約数ペア:

[(1, 28198845), (3, 9399615), (5, 5639769), (9, 3133205), (15, 1879923), (45, 626641), (109, 258705), (327, 86235), (545, 51741), (981, 28745), (1635, 17247), (4905, 5749)]