128633519

素因数分解:

$7^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{1811}}^1$

素因数の和:2030

約数の個数: 16

約数和(自身を含む): 150178560

約数和(自身を除く): 21545041

約数列:

[1, 7, 73, 139, 511, 973, 1811, 10147, 12677, 71029, 132203, 251729, 925421, 1762103, 18376217, 128633519]

約数ペア:

[(1, 128633519), (7, 18376217), (73, 1762103), (139, 925421), (511, 251729), (973, 132203), (1811, 71029), (10147, 12677)]