281608995

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{337}}^1$

素因数の和:504

約数の個数: 64

約数和(自身を含む): 499374720

約数和(自身を除く): 217765725

約数列:

[1, 3, 5, 15, 17, 29, 51, 85, 87, 113, 145, 255, 337, 339, 435, 493, 565, 1011, 1479, 1685, 1695, 1921, 2465, 3277, 5055, 5729, 5763, 7395, 9605, 9773, 9831, 16385, 17187, 28645, 28815, 29319, 38081, 48865, 49155, 55709, 85935, 114243, 146595, 166141, 167127, 190405, 278545, 498423, 571215, 647377, 830705, 835635, 1104349, 1942131, 2492115, 3236885, 3313047, 5521745, 9710655, 16565235, 18773933, 56321799, 93869665, 281608995]

約数ペア:

[(1, 281608995), (3, 93869665), (5, 56321799), (15, 18773933), (17, 16565235), (29, 9710655), (51, 5521745), (85, 3313047), (87, 3236885), (113, 2492115), (145, 1942131), (255, 1104349), (337, 835635), (339, 830705), (435, 647377), (493, 571215), (565, 498423), (1011, 278545), (1479, 190405), (1685, 167127), (1695, 166141), (1921, 146595), (2465, 114243), (3277, 85935), (5055, 55709), (5729, 49155), (5763, 48865), (7395, 38081), (9605, 29319), (9773, 28815), (9831, 28645), (16385, 17187)]