13638639

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{8221}}^1$

素因数の和:8310

約数の個数: 16

約数和(自身を含む): 21048320

約数和(自身を除く): 7409681

約数列:

[1, 3, 7, 21, 79, 237, 553, 1659, 8221, 24663, 57547, 172641, 649459, 1948377, 4546213, 13638639]

約数ペア:

[(1, 13638639), (3, 4546213), (7, 1948377), (21, 649459), (79, 172641), (237, 57547), (553, 24663), (1659, 8221)]