513945

素因数分解:

$3^7\times 5^1\times {\mathrm{47}}^1$

素因数の和:73

約数の個数: 32

約数和(自身を含む): 944640

約数和(自身を除く): 430695

約数列:

[1, 3, 5, 9, 15, 27, 45, 47, 81, 135, 141, 235, 243, 405, 423, 705, 729, 1215, 1269, 2115, 2187, 3645, 3807, 6345, 10935, 11421, 19035, 34263, 57105, 102789, 171315, 513945]

約数ペア:

[(1, 513945), (3, 171315), (5, 102789), (9, 57105), (15, 34263), (27, 19035), (45, 11421), (47, 10935), (81, 6345), (135, 3807), (141, 3645), (235, 2187), (243, 2115), (405, 1269), (423, 1215), (705, 729)]