221520961

素因数分解:

${\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{193}}^1\times {\mathrm{463}}^1$

素因数の和:760

約数の個数: 16

約数和(自身を含む): 232601344

約数和(自身を除く): 11080383

約数列:

[1, 37, 67, 193, 463, 2479, 7141, 12931, 17131, 31021, 89359, 478447, 1147777, 3306283, 5987053, 221520961]

約数ペア:

[(1, 221520961), (37, 5987053), (67, 3306283), (193, 1147777), (463, 478447), (2479, 89359), (7141, 31021), (12931, 17131)]