1276754211

素因数分解:

$3^3\times {\mathrm{67}}^1\times {\mathrm{705779}}^1$

素因数の和:705855

約数の個数: 16

約数和(自身を含む): 1919721600

約数和(自身を除く): 642967389

約数列:

[1, 3, 9, 27, 67, 201, 603, 1809, 705779, 2117337, 6352011, 19056033, 47287193, 141861579, 425584737, 1276754211]

約数ペア:

[(1, 1276754211), (3, 425584737), (9, 141861579), (27, 47287193), (67, 19056033), (201, 6352011), (603, 2117337), (1809, 705779)]