636681474

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{359}}^1$

素因数の和:457

約数の個数: 144

約数和(自身を含む): 1664919360

約数和(自身を除く): 1028237886

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 26, 33, 39, 53, 66, 78, 99, 106, 117, 143, 159, 169, 198, 234, 286, 318, 338, 359, 429, 477, 507, 583, 689, 718, 858, 954, 1014, 1077, 1166, 1287, 1378, 1521, 1749, 1859, 2067, 2154, 2574, 3042, 3231, 3498, 3718, 3949, 4134, 4667, 5247, 5577, 6201, 6462, 7579, 7898, 8957, 9334, 10494, 11154, 11847, 12402, 14001, 15158, 16731, 17914, 19027, 22737, 23694, 26871, 28002, 33462, 35541, 38054, 42003, 45474, 51337, 53742, 57081, 60671, 68211, 71082, 80613, 84006, 98527, 102674, 114162, 121342, 136422, 154011, 161226, 171243, 182013, 197054, 209297, 247351, 295581, 308022, 342486, 364026, 418594, 462033, 494702, 546039, 591162, 627891, 667381, 742053, 886743, 924066, 1092078, 1255782, 1334762, 1484106, 1773486, 1883673, 2002143, 2226159, 2720861, 3215563, 3767346, 4004286, 4452318, 5441722, 6006429, 6431126, 8162583, 9646689, 12012858, 16325166, 19293378, 24487749, 28940067, 35371193, 48975498, 57880134, 70742386, 106113579, 212227158, 318340737, 636681474]

約数ペア:

[(1, 636681474), (2, 318340737), (3, 212227158), (6, 106113579), (9, 70742386), (11, 57880134), (13, 48975498), (18, 35371193), (22, 28940067), (26, 24487749), (33, 19293378), (39, 16325166), (53, 12012858), (66, 9646689), (78, 8162583), (99, 6431126), (106, 6006429), (117, 5441722), (143, 4452318), (159, 4004286), (169, 3767346), (198, 3215563), (234, 2720861), (286, 2226159), (318, 2002143), (338, 1883673), (359, 1773486), (429, 1484106), (477, 1334762), (507, 1255782), (583, 1092078), (689, 924066), (718, 886743), (858, 742053), (954, 667381), (1014, 627891), (1077, 591162), (1166, 546039), (1287, 494702), (1378, 462033), (1521, 418594), (1749, 364026), (1859, 342486), (2067, 308022), (2154, 295581), (2574, 247351), (3042, 209297), (3231, 197054), (3498, 182013), (3718, 171243), (3949, 161226), (4134, 154011), (4667, 136422), (5247, 121342), (5577, 114162), (6201, 102674), (6462, 98527), (7579, 84006), (7898, 80613), (8957, 71082), (9334, 68211), (10494, 60671), (11154, 57081), (11847, 53742), (12402, 51337), (14001, 45474), (15158, 42003), (16731, 38054), (17914, 35541), (19027, 33462), (22737, 28002), (23694, 26871)]