81305616

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{241981}}^1$

素因数の和:241999

約数の個数: 40

約数和(自身を含む): 240046144

約数和(自身を除く): 158740528

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 241981, 483962, 725943, 967924, 1451886, 1693867, 1935848, 2903772, 3387734, 3871696, 5081601, 5807544, 6775468, 10163202, 11615088, 13550936, 20326404, 27101872, 40652808, 81305616]

約数ペア:

[(1, 81305616), (2, 40652808), (3, 27101872), (4, 20326404), (6, 13550936), (7, 11615088), (8, 10163202), (12, 6775468), (14, 5807544), (16, 5081601), (21, 3871696), (24, 3387734), (28, 2903772), (42, 1935848), (48, 1693867), (56, 1451886), (84, 967924), (112, 725943), (168, 483962), (336, 241981)]