312778827

素因数分解:

$3^4\times {\mathrm{353}}^1\times {\mathrm{10939}}^1$

素因数の和:11304

約数の個数: 20

約数和(自身を含む): 468603960

約数和(自身を除く): 155825133

約数列:

[1, 3, 9, 27, 81, 353, 1059, 3177, 9531, 10939, 28593, 32817, 98451, 295353, 886059, 3861467, 11584401, 34753203, 104259609, 312778827]

約数ペア:

[(1, 312778827), (3, 104259609), (9, 34753203), (27, 11584401), (81, 3861467), (353, 886059), (1059, 295353), (3177, 98451), (9531, 32817), (10939, 28593)]