127409079

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{319321}}^1$

素因数の和:319350

約数の個数: 16

約数和(自身を含む): 204366080

約数和(自身を除く): 76957001

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 319321, 957963, 2235247, 6067099, 6705741, 18201297, 42469693, 127409079]

約数ペア:

[(1, 127409079), (3, 42469693), (7, 18201297), (19, 6705741), (21, 6067099), (57, 2235247), (133, 957963), (399, 319321)]