990561005

素因数分解:

$5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{463963}}^1$

素因数の和:464036

約数の個数: 16

約数和(自身を含む): 1380756864

約数和(自身を除く): 390195859

約数列:

[1, 5, 7, 35, 61, 305, 427, 2135, 463963, 2319815, 3247741, 16238705, 28301743, 141508715, 198112201, 990561005]

約数ペア:

[(1, 990561005), (5, 198112201), (7, 141508715), (35, 28301743), (61, 16238705), (305, 3247741), (427, 2319815), (2135, 463963)]