4089515

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{827}}^1$

素因数の和:898

約数の個数: 16

約数和(自身を含む): 5246208

約数和(自身を除く): 1156693

約数列:

[1, 5, 23, 43, 115, 215, 827, 989, 4135, 4945, 19021, 35561, 95105, 177805, 817903, 4089515]

約数ペア:

[(1, 4089515), (5, 817903), (23, 177805), (43, 95105), (115, 35561), (215, 19021), (827, 4945), (989, 4135)]