72280089

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{27983}}^1$

素因数の和:28037

約数の個数: 24

約数和(自身を含む): 122234112

約数和(自身を除く): 49954023

約数列:

[1, 3, 7, 9, 21, 41, 63, 123, 287, 369, 861, 2583, 27983, 83949, 195881, 251847, 587643, 1147303, 1762929, 3441909, 8031121, 10325727, 24093363, 72280089]

約数ペア:

[(1, 72280089), (3, 24093363), (7, 10325727), (9, 8031121), (21, 3441909), (41, 1762929), (63, 1147303), (123, 587643), (287, 251847), (369, 195881), (861, 83949), (2583, 27983)]