193995

素因数分解:

$3^4\times 5^1\times {\mathrm{479}}^1$

素因数の和:496

約数の個数: 20

約数和(自身を含む): 348480

約数和(自身を除く): 154485

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 479, 1437, 2395, 4311, 7185, 12933, 21555, 38799, 64665, 193995]

約数ペア:

[(1, 193995), (3, 64665), (5, 38799), (9, 21555), (15, 12933), (27, 7185), (45, 4311), (81, 2395), (135, 1437), (405, 479)]