128821252

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{200033}}^1$

素因数の和:200067

約数の個数: 24

約数和(自身を含む): 268845696

約数和(自身を除く): 140024444

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 200033, 400066, 800132, 1400231, 2800462, 4600759, 5600924, 9201518, 18403036, 32205313, 64410626, 128821252]

約数ペア:

[(1, 128821252), (2, 64410626), (4, 32205313), (7, 18403036), (14, 9201518), (23, 5600924), (28, 4600759), (46, 2800462), (92, 1400231), (161, 800132), (322, 400066), (644, 200033)]