1993995

素因数分解:

$3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{607}}^1$

素因数の和:691

約数の個数: 24

約数和(自身を含む): 3509376

約数和(自身を除く): 1515381

約数列:

[1, 3, 5, 9, 15, 45, 73, 219, 365, 607, 657, 1095, 1821, 3035, 3285, 5463, 9105, 27315, 44311, 132933, 221555, 398799, 664665, 1993995]

約数ペア:

[(1, 1993995), (3, 664665), (5, 398799), (9, 221555), (15, 132933), (45, 44311), (73, 27315), (219, 9105), (365, 5463), (607, 3285), (657, 3035), (1095, 1821)]