642289197

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{246371}}^1$

素因数の和:246464

約数の個数: 16

約数和(自身を含む): 946068480

約数和(自身を除く): 303779283

約数列:

[1, 3, 11, 33, 79, 237, 869, 2607, 246371, 739113, 2710081, 8130243, 19463309, 58389927, 214096399, 642289197]

約数ペア:

[(1, 642289197), (3, 214096399), (11, 58389927), (33, 19463309), (79, 8130243), (237, 2710081), (869, 739113), (2607, 246371)]