17872371

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{2473}}^1$

素因数の和:2563

約数の個数: 24

約数和(自身を含む): 28559856

約数和(自身を除く): 10687485

約数列:

[1, 3, 9, 11, 33, 73, 99, 219, 657, 803, 2409, 2473, 7227, 7419, 22257, 27203, 81609, 180529, 244827, 541587, 1624761, 1985819, 5957457, 17872371]

約数ペア:

[(1, 17872371), (3, 5957457), (9, 1985819), (11, 1624761), (33, 541587), (73, 244827), (99, 180529), (219, 81609), (657, 27203), (803, 22257), (2409, 7419), (2473, 7227)]