1891569105

素因数分解:

$3^8\times 5^1\times {\mathrm{23}}^2\times {\mathrm{109}}^1$

素因数の和:184

約数の個数: 108

約数和(自身を含む): 3591768180

約数和(自身を除く): 1700199075

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 81, 109, 115, 135, 207, 243, 327, 345, 405, 529, 545, 621, 729, 981, 1035, 1215, 1587, 1635, 1863, 2187, 2507, 2645, 2943, 3105, 3645, 4761, 4905, 5589, 6561, 7521, 7935, 8829, 9315, 10935, 12535, 14283, 14715, 16767, 22563, 23805, 26487, 27945, 32805, 37605, 42849, 44145, 50301, 57661, 67689, 71415, 79461, 83835, 112815, 128547, 132435, 150903, 172983, 203067, 214245, 238383, 251505, 288305, 338445, 385641, 397305, 518949, 609201, 642735, 715149, 754515, 864915, 1015335, 1156923, 1191915, 1556847, 1827603, 1928205, 2594745, 3046005, 3470769, 3575745, 4670541, 5482809, 5784615, 7784235, 9138015, 14011623, 16448427, 17353845, 23352705, 27414045, 42034869, 70058115, 82242135, 126104607, 210174345, 378313821, 630523035, 1891569105]

約数ペア:

[(1, 1891569105), (3, 630523035), (5, 378313821), (9, 210174345), (15, 126104607), (23, 82242135), (27, 70058115), (45, 42034869), (69, 27414045), (81, 23352705), (109, 17353845), (115, 16448427), (135, 14011623), (207, 9138015), (243, 7784235), (327, 5784615), (345, 5482809), (405, 4670541), (529, 3575745), (545, 3470769), (621, 3046005), (729, 2594745), (981, 1928205), (1035, 1827603), (1215, 1556847), (1587, 1191915), (1635, 1156923), (1863, 1015335), (2187, 864915), (2507, 754515), (2645, 715149), (2943, 642735), (3105, 609201), (3645, 518949), (4761, 397305), (4905, 385641), (5589, 338445), (6561, 288305), (7521, 251505), (7935, 238383), (8829, 214245), (9315, 203067), (10935, 172983), (12535, 150903), (14283, 132435), (14715, 128547), (16767, 112815), (22563, 83835), (23805, 79461), (26487, 71415), (27945, 67689), (32805, 57661), (37605, 50301), (42849, 44145)]