128973456

素因数分解:

$2^4\times 3^2\times {\mathrm{895649}}^1$

素因数の和:895663

約数の個数: 30

約数和(自身を含む): 360946950

約数和(自身を除く): 231973494

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 895649, 1791298, 2686947, 3582596, 5373894, 7165192, 8060841, 10747788, 14330384, 16121682, 21495576, 32243364, 42991152, 64486728, 128973456]

約数ペア:

[(1, 128973456), (2, 64486728), (3, 42991152), (4, 32243364), (6, 21495576), (8, 16121682), (9, 14330384), (12, 10747788), (16, 8060841), (18, 7165192), (24, 5373894), (36, 3582596), (48, 2686947), (72, 1791298), (144, 895649)]