1277503278

素因数分解:

$2^1\times 3^1\times {\mathrm{239}}^1\times {\mathrm{890867}}^1$

素因数の和:891111

約数の個数: 16

約数和(自身を含む): 2565699840

約数和(自身を除く): 1288196562

約数列:

[1, 2, 3, 6, 239, 478, 717, 1434, 890867, 1781734, 2672601, 5345202, 212917213, 425834426, 638751639, 1277503278]

約数ペア:

[(1, 1277503278), (2, 638751639), (3, 425834426), (6, 212917213), (239, 5345202), (478, 2672601), (717, 1781734), (1434, 890867)]