128572377

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{23561}}^1$

素因数の和:23688

約数の個数: 16

約数和(自身を含む): 183218112

約数和(自身を除く): 54645735

約数列:

[1, 3, 17, 51, 107, 321, 1819, 5457, 23561, 70683, 400537, 1201611, 2521027, 7563081, 42857459, 128572377]

約数ペア:

[(1, 128572377), (3, 42857459), (17, 7563081), (51, 2521027), (107, 1201611), (321, 400537), (1819, 70683), (5457, 23561)]