390806421

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{403309}}^1$

素因数の和:403348

約数の個数: 16

約数和(自身を含む): 580766400

約数和(自身を除く): 189959979

約数列:

[1, 3, 17, 19, 51, 57, 323, 969, 403309, 1209927, 6856253, 7662871, 20568759, 22988613, 130268807, 390806421]

約数ペア:

[(1, 390806421), (3, 130268807), (17, 22988613), (19, 20568759), (51, 7662871), (57, 6856253), (323, 1209927), (969, 403309)]