64976786

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{499}}^1$

素因数の和:710

約数の個数: 32

約数和(自身を含む): 114048000

約数和(自身を除く): 49071214

約数列:

[1, 2, 7, 14, 71, 131, 142, 262, 497, 499, 917, 994, 998, 1834, 3493, 6986, 9301, 18602, 35429, 65107, 65369, 70858, 130214, 130738, 248003, 457583, 496006, 915166, 4641199, 9282398, 32488393, 64976786]

約数ペア:

[(1, 64976786), (2, 32488393), (7, 9282398), (14, 4641199), (71, 915166), (131, 496006), (142, 457583), (262, 248003), (497, 130738), (499, 130214), (917, 70858), (994, 65369), (998, 65107), (1834, 35429), (3493, 18602), (6986, 9301)]