221936131

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{71}}^1\times {\mathrm{311}}^1$

素因数の和:447

約数の個数: 24

約数和(自身を含む): 248451840

約数和(自身を除く): 26515709

約数列:

[1, 19, 23, 71, 311, 437, 529, 1349, 1633, 5909, 7153, 10051, 22081, 31027, 37559, 135907, 164519, 419539, 507863, 713621, 3125861, 9649397, 11680849, 221936131]

約数ペア:

[(1, 221936131), (19, 11680849), (23, 9649397), (71, 3125861), (311, 713621), (437, 507863), (529, 419539), (1349, 164519), (1633, 135907), (5909, 37559), (7153, 31027), (10051, 22081)]