157210263

素因数分解:

$3^2\times 7^1\times {\mathrm{1171}}^1\times {\mathrm{2131}}^1$

素因数の和:3315

約数の個数: 24

約数和(自身を含む): 259865216

約数和(自身を除く): 102654953

約数列:

[1, 3, 7, 9, 21, 63, 1171, 2131, 3513, 6393, 8197, 10539, 14917, 19179, 24591, 44751, 73773, 134253, 2495401, 7486203, 17467807, 22458609, 52403421, 157210263]

約数ペア:

[(1, 157210263), (3, 52403421), (7, 22458609), (9, 17467807), (21, 7486203), (63, 2495401), (1171, 134253), (2131, 73773), (3513, 44751), (6393, 24591), (8197, 19179), (10539, 14917)]