25478138

素因数分解:

$2^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{373}}^1$

素因数の和:447

約数の個数: 48

約数和(自身を含む): 48349224

約数和(自身を除く): 22871086

約数列:

[1, 2, 7, 14, 17, 34, 41, 49, 82, 98, 119, 238, 287, 373, 574, 697, 746, 833, 1394, 1666, 2009, 2611, 4018, 4879, 5222, 6341, 9758, 12682, 15293, 18277, 30586, 34153, 36554, 44387, 68306, 88774, 107051, 214102, 259981, 310709, 519962, 621418, 749357, 1498714, 1819867, 3639734, 12739069, 25478138]

約数ペア:

[(1, 25478138), (2, 12739069), (7, 3639734), (14, 1819867), (17, 1498714), (34, 749357), (41, 621418), (49, 519962), (82, 310709), (98, 259981), (119, 214102), (238, 107051), (287, 88774), (373, 68306), (574, 44387), (697, 36554), (746, 34153), (833, 30586), (1394, 18277), (1666, 15293), (2009, 12682), (2611, 9758), (4018, 6341), (4879, 5222)]