2742345

素因数分解:

$3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{409}}^1$

素因数の和:569

約数の個数: 24

約数和(自身を含む): 4797000

約数和(自身を除く): 2054655

約数列:

[1, 3, 5, 9, 15, 45, 149, 409, 447, 745, 1227, 1341, 2045, 2235, 3681, 6135, 6705, 18405, 60941, 182823, 304705, 548469, 914115, 2742345]

約数ペア:

[(1, 2742345), (3, 914115), (5, 548469), (9, 304705), (15, 182823), (45, 60941), (149, 18405), (409, 6705), (447, 6135), (745, 3681), (1227, 2235), (1341, 2045)]