205704948

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^2\times {\mathrm{73}}^1\times {\mathrm{127}}^1$

素因数の和:293

約数の個数: 72

約数和(自身を含む): 502053888

約数和(自身を除く): 296348940

約数列:

[1, 2, 3, 4, 6, 12, 43, 73, 86, 127, 129, 146, 172, 219, 254, 258, 292, 381, 438, 508, 516, 762, 876, 1524, 1849, 3139, 3698, 5461, 5547, 6278, 7396, 9271, 9417, 10922, 11094, 12556, 16383, 18542, 18834, 21844, 22188, 27813, 32766, 37084, 37668, 55626, 65532, 111252, 134977, 234823, 269954, 398653, 404931, 469646, 539908, 704469, 797306, 809862, 939292, 1195959, 1408938, 1594612, 1619724, 2391918, 2817876, 4783836, 17142079, 34284158, 51426237, 68568316, 102852474, 205704948]

約数ペア:

[(1, 205704948), (2, 102852474), (3, 68568316), (4, 51426237), (6, 34284158), (12, 17142079), (43, 4783836), (73, 2817876), (86, 2391918), (127, 1619724), (129, 1594612), (146, 1408938), (172, 1195959), (219, 939292), (254, 809862), (258, 797306), (292, 704469), (381, 539908), (438, 469646), (508, 404931), (516, 398653), (762, 269954), (876, 234823), (1524, 134977), (1849, 111252), (3139, 65532), (3698, 55626), (5461, 37668), (5547, 37084), (6278, 32766), (7396, 27813), (9271, 22188), (9417, 21844), (10922, 18834), (11094, 18542), (12556, 16383)]