128587627

素因数分解:

$7^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1\times {\mathrm{1327}}^1$

素因数の和:1570

約数の個数: 16

約数和(自身を含む): 149585920

約数和(自身を除く): 20998293

約数列:

[1, 7, 109, 127, 763, 889, 1327, 9289, 13843, 96901, 144643, 168529, 1012501, 1179703, 18369661, 128587627]

約数ペア:

[(1, 128587627), (7, 18369661), (109, 1179703), (127, 1012501), (763, 168529), (889, 144643), (1327, 96901), (9289, 13843)]