2005443

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{431}}^1$

素因数の和:495

約数の個数: 24

約数和(自身を含む): 3234816

約数和(自身を除く): 1229373

約数列:

[1, 3, 9, 11, 33, 47, 99, 141, 423, 431, 517, 1293, 1551, 3879, 4653, 4741, 14223, 20257, 42669, 60771, 182313, 222827, 668481, 2005443]

約数ペア:

[(1, 2005443), (3, 668481), (9, 222827), (11, 182313), (33, 60771), (47, 42669), (99, 20257), (141, 14223), (423, 4741), (431, 4653), (517, 3879), (1293, 1551)]