131444238

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:361

約数の個数: 64

約数和(自身を含む): 286433280

約数和(自身を除く): 154989042

約数列:

[1, 2, 3, 6, 17, 34, 51, 73, 102, 127, 139, 146, 219, 254, 278, 381, 417, 438, 762, 834, 1241, 2159, 2363, 2482, 3723, 4318, 4726, 6477, 7089, 7446, 9271, 10147, 12954, 14178, 17653, 18542, 20294, 27813, 30441, 35306, 52959, 55626, 60882, 105918, 157607, 172499, 300101, 315214, 344998, 472821, 517497, 600202, 900303, 945642, 1034994, 1288669, 1800606, 2577338, 3866007, 7732014, 21907373, 43814746, 65722119, 131444238]

約数ペア:

[(1, 131444238), (2, 65722119), (3, 43814746), (6, 21907373), (17, 7732014), (34, 3866007), (51, 2577338), (73, 1800606), (102, 1288669), (127, 1034994), (139, 945642), (146, 900303), (219, 600202), (254, 517497), (278, 472821), (381, 344998), (417, 315214), (438, 300101), (762, 172499), (834, 157607), (1241, 105918), (2159, 60882), (2363, 55626), (2482, 52959), (3723, 35306), (4318, 30441), (4726, 27813), (6477, 20294), (7089, 18542), (7446, 17653), (9271, 14178), (10147, 12954)]