869897826

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{491}}^1$

素因数の和:661

約数の個数: 128

約数和(自身を含む): 2286028800

約数和(自身を除く): 1416130974

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 43, 54, 63, 86, 109, 126, 129, 189, 218, 258, 301, 327, 378, 387, 491, 602, 654, 763, 774, 903, 981, 982, 1161, 1473, 1526, 1806, 1962, 2289, 2322, 2709, 2943, 2946, 3437, 4419, 4578, 4687, 5418, 5886, 6867, 6874, 8127, 8838, 9374, 10311, 13257, 13734, 14061, 16254, 20601, 20622, 21113, 26514, 28122, 30933, 32809, 41202, 42183, 42226, 53519, 61866, 63339, 65618, 84366, 92799, 98427, 107038, 126549, 126678, 147791, 160557, 185598, 190017, 196854, 253098, 295281, 295582, 321114, 374633, 380034, 443373, 481671, 570051, 590562, 749266, 885843, 886746, 963342, 1123899, 1140102, 1330119, 1445013, 1771686, 2247798, 2301317, 2660238, 2890026, 3371697, 3990357, 4602634, 6743394, 6903951, 7980714, 10115091, 13807902, 16109219, 20230182, 20711853, 32218438, 41423706, 48327657, 62135559, 96655314, 124271118, 144982971, 289965942, 434948913, 869897826]

約数ペア:

[(1, 869897826), (2, 434948913), (3, 289965942), (6, 144982971), (7, 124271118), (9, 96655314), (14, 62135559), (18, 48327657), (21, 41423706), (27, 32218438), (42, 20711853), (43, 20230182), (54, 16109219), (63, 13807902), (86, 10115091), (109, 7980714), (126, 6903951), (129, 6743394), (189, 4602634), (218, 3990357), (258, 3371697), (301, 2890026), (327, 2660238), (378, 2301317), (387, 2247798), (491, 1771686), (602, 1445013), (654, 1330119), (763, 1140102), (774, 1123899), (903, 963342), (981, 886746), (982, 885843), (1161, 749266), (1473, 590562), (1526, 570051), (1806, 481671), (1962, 443373), (2289, 380034), (2322, 374633), (2709, 321114), (2943, 295582), (2946, 295281), (3437, 253098), (4419, 196854), (4578, 190017), (4687, 185598), (5418, 160557), (5886, 147791), (6867, 126678), (6874, 126549), (8127, 107038), (8838, 98427), (9374, 92799), (10311, 84366), (13257, 65618), (13734, 63339), (14061, 61866), (16254, 53519), (20601, 42226), (20622, 42183), (21113, 41202), (26514, 32809), (28122, 30933)]