1971508

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1$

素因数の和:232

約数の個数: 48

約数和(自身を含む): 4443264

約数和(自身を除く): 2471756

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 37, 44, 74, 77, 148, 154, 173, 259, 308, 346, 407, 518, 692, 814, 1036, 1211, 1628, 1903, 2422, 2849, 3806, 4844, 5698, 6401, 7612, 11396, 12802, 13321, 25604, 26642, 44807, 53284, 70411, 89614, 140822, 179228, 281644, 492877, 985754, 1971508]

約数ペア:

[(1, 1971508), (2, 985754), (4, 492877), (7, 281644), (11, 179228), (14, 140822), (22, 89614), (28, 70411), (37, 53284), (44, 44807), (74, 26642), (77, 25604), (148, 13321), (154, 12802), (173, 11396), (259, 7612), (308, 6401), (346, 5698), (407, 4844), (518, 3806), (692, 2849), (814, 2422), (1036, 1903), (1211, 1628)]