1898995

素因数分解:

$5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{337}}^1$

素因数の和:379

約数の個数: 24

約数和(自身を含む): 2774304

約数和(自身を除く): 875309

約数列:

[1, 5, 7, 23, 35, 49, 115, 161, 245, 337, 805, 1127, 1685, 2359, 5635, 7751, 11795, 16513, 38755, 54257, 82565, 271285, 379799, 1898995]

約数ペア:

[(1, 1898995), (5, 379799), (7, 271285), (23, 82565), (35, 54257), (49, 38755), (115, 16513), (161, 11795), (245, 7751), (337, 5635), (805, 2359), (1127, 1685)]