639247039

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{601}}^1$

素因数の和:763

約数の個数: 32

約数和(自身を含む): 741182400

約数和(自身を除く): 101935361

約数列:

[1, 17, 19, 37, 89, 323, 601, 629, 703, 1513, 1691, 3293, 10217, 11419, 11951, 22237, 28747, 53489, 55981, 62567, 194123, 378029, 422503, 909313, 1016291, 1063639, 1979093, 7182551, 17276947, 33644581, 37602767, 639247039]

約数ペア:

[(1, 639247039), (17, 37602767), (19, 33644581), (37, 17276947), (89, 7182551), (323, 1979093), (601, 1063639), (629, 1016291), (703, 909313), (1513, 422503), (1691, 378029), (3293, 194123), (10217, 62567), (11419, 55981), (11951, 53489), (22237, 28747)]