28013535

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{3329}}^1$

素因数の和:3368

約数の個数: 48

約数和(自身を含む): 56103840

約数和(自身を除く): 28090305

約数列:

[1, 3, 5, 9, 11, 15, 17, 33, 45, 51, 55, 85, 99, 153, 165, 187, 255, 495, 561, 765, 935, 1683, 2805, 3329, 8415, 9987, 16645, 29961, 36619, 49935, 56593, 109857, 149805, 169779, 183095, 282965, 329571, 509337, 549285, 622523, 848895, 1647855, 1867569, 2546685, 3112615, 5602707, 9337845, 28013535]

約数ペア:

[(1, 28013535), (3, 9337845), (5, 5602707), (9, 3112615), (11, 2546685), (15, 1867569), (17, 1647855), (33, 848895), (45, 622523), (51, 549285), (55, 509337), (85, 329571), (99, 282965), (153, 183095), (165, 169779), (187, 149805), (255, 109857), (495, 56593), (561, 49935), (765, 36619), (935, 29961), (1683, 16645), (2805, 9987), (3329, 8415)]