239308895

素因数分解:

$5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{509}}^1$

素因数の和:648

約数の個数: 48

約数和(自身を含む): 355816800

約数和(自身を除く): 116507905

約数列:

[1, 5, 7, 19, 35, 49, 95, 101, 133, 245, 505, 509, 665, 707, 931, 1919, 2545, 3535, 3563, 4655, 4949, 9595, 9671, 13433, 17815, 24745, 24941, 48355, 51409, 67165, 67697, 94031, 124705, 257045, 338485, 359863, 470155, 473879, 976771, 1799315, 2369395, 2519041, 4883855, 6837397, 12595205, 34186985, 47861779, 239308895]

約数ペア:

[(1, 239308895), (5, 47861779), (7, 34186985), (19, 12595205), (35, 6837397), (49, 4883855), (95, 2519041), (101, 2369395), (133, 1799315), (245, 976771), (505, 473879), (509, 470155), (665, 359863), (707, 338485), (931, 257045), (1919, 124705), (2545, 94031), (3535, 67697), (3563, 67165), (4655, 51409), (4949, 48355), (9595, 24941), (9671, 24745), (13433, 17815)]