277980493388

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{13331119}}^1$

素因数の和:13331537

約数の個数: 24

約数和(自身を含む): 525192803520

約数和(自身を除く): 247212310132

約数列:

[1, 2, 4, 13, 26, 52, 401, 802, 1604, 5213, 10426, 20852, 13331119, 26662238, 53324476, 173304547, 346609094, 693218188, 5345778719, 10691557438, 21383114876, 69495123347, 138990246694, 277980493388]

約数ペア:

[(1, 277980493388), (2, 138990246694), (4, 69495123347), (13, 21383114876), (26, 10691557438), (52, 5345778719), (401, 693218188), (802, 346609094), (1604, 173304547), (5213, 53324476), (10426, 26662238), (20852, 13331119)]