64545345

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{607}}^1$

素因数の和:774

約数の個数: 48

約数和(自身を含む): 119508480

約数和(自身を除く): 54963135

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 139, 153, 255, 417, 607, 695, 765, 1251, 1821, 2085, 2363, 3035, 5463, 6255, 7089, 9105, 10319, 11815, 21267, 27315, 30957, 35445, 51595, 84373, 92871, 106335, 154785, 253119, 421865, 464355, 759357, 1265595, 1434341, 3796785, 4303023, 7171705, 12909069, 21515115, 64545345]

約数ペア:

[(1, 64545345), (3, 21515115), (5, 12909069), (9, 7171705), (15, 4303023), (17, 3796785), (45, 1434341), (51, 1265595), (85, 759357), (139, 464355), (153, 421865), (255, 253119), (417, 154785), (607, 106335), (695, 92871), (765, 84373), (1251, 51595), (1821, 35445), (2085, 30957), (2363, 27315), (3035, 21267), (5463, 11815), (6255, 10319), (7089, 9105)]