194985

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{619}}^1$

素因数の和:637

約数の個数: 24

約数和(自身を含む): 386880

約数和(自身を除く): 191895

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 619, 1857, 3095, 4333, 5571, 9285, 12999, 21665, 27855, 38997, 64995, 194985]

約数ペア:

[(1, 194985), (3, 64995), (5, 38997), (7, 27855), (9, 21665), (15, 12999), (21, 9285), (35, 5571), (45, 4333), (63, 3095), (105, 1857), (315, 619)]