438345986

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{991733}}^1$

素因数の和:991765

約数の個数: 16

約数和(自身を含む): 749750904

約数和(自身を除く): 311404918

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 991733, 1983466, 12892529, 16859461, 25785058, 33718922, 219172993, 438345986]

約数ペア:

[(1, 438345986), (2, 219172993), (13, 33718922), (17, 25785058), (26, 16859461), (34, 12892529), (221, 1983466), (442, 991733)]