1638173958

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^2\times {\mathrm{19}}^2\times {\mathrm{2617}}^1$

素因数の和:2694

約数の個数: 72

約数和(自身を含む): 3674635272

約数和(自身を除く): 2036461314

約数列:

[1, 2, 3, 6, 17, 19, 34, 38, 51, 57, 102, 114, 289, 323, 361, 578, 646, 722, 867, 969, 1083, 1734, 1938, 2166, 2617, 5234, 5491, 6137, 7851, 10982, 12274, 15702, 16473, 18411, 32946, 36822, 44489, 49723, 88978, 99446, 104329, 133467, 149169, 208658, 266934, 298338, 312987, 625974, 756313, 845291, 944737, 1512626, 1690582, 1889474, 2268939, 2535873, 2834211, 4537878, 5071746, 5668422, 14369947, 16060529, 28739894, 32121058, 43109841, 48181587, 86219682, 96363174, 273028993, 546057986, 819086979, 1638173958]

約数ペア:

[(1, 1638173958), (2, 819086979), (3, 546057986), (6, 273028993), (17, 96363174), (19, 86219682), (34, 48181587), (38, 43109841), (51, 32121058), (57, 28739894), (102, 16060529), (114, 14369947), (289, 5668422), (323, 5071746), (361, 4537878), (578, 2834211), (646, 2535873), (722, 2268939), (867, 1889474), (969, 1690582), (1083, 1512626), (1734, 944737), (1938, 845291), (2166, 756313), (2617, 625974), (5234, 312987), (5491, 298338), (6137, 266934), (7851, 208658), (10982, 149169), (12274, 133467), (15702, 104329), (16473, 99446), (18411, 88978), (32946, 49723), (36822, 44489)]