81990699

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{169753}}^1$

素因数の和:169786

約数の個数: 16

約数和(自身を含む): 130371072

約数和(自身を除く): 48380373

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 169753, 509259, 1188271, 3564813, 3904319, 11712957, 27330233, 81990699]

約数ペア:

[(1, 81990699), (3, 27330233), (7, 11712957), (21, 3904319), (23, 3564813), (69, 1188271), (161, 509259), (483, 169753)]