81031258

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{14221}}^1$

素因数の和:14278

約数の個数: 32

約数和(自身を含む): 155645568

約数和(自身を除く): 74614310

約数列:

[1, 2, 7, 11, 14, 22, 37, 74, 77, 154, 259, 407, 518, 814, 2849, 5698, 14221, 28442, 99547, 156431, 199094, 312862, 526177, 1052354, 1095017, 2190034, 3683239, 5787947, 7366478, 11575894, 40515629, 81031258]

約数ペア:

[(1, 81031258), (2, 40515629), (7, 11575894), (11, 7366478), (14, 5787947), (22, 3683239), (37, 2190034), (74, 1095017), (77, 1052354), (154, 526177), (259, 312862), (407, 199094), (518, 156431), (814, 99547), (2849, 28442), (5698, 14221)]