438082138

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{1296101}}^1$

素因数の和:1296129

約数の個数: 12

約数和(自身を含む): 711559998

約数和(自身を除く): 273477860

約数列:

[1, 2, 13, 26, 169, 338, 1296101, 2592202, 16849313, 33698626, 219041069, 438082138]

約数ペア:

[(1, 438082138), (2, 219041069), (13, 33698626), (26, 16849313), (169, 2592202), (338, 1296101)]