201225507

素因数分解:

$3^1\times 7^2\times {\mathrm{997}}^1\times {\mathrm{1373}}^1$

素因数の和:2387

約数の個数: 24

約数和(自身を含む): 312645456

約数和(自身を除く): 111419949

約数列:

[1, 3, 7, 21, 49, 147, 997, 1373, 2991, 4119, 6979, 9611, 20937, 28833, 48853, 67277, 146559, 201831, 1368881, 4106643, 9582167, 28746501, 67075169, 201225507]

約数ペア:

[(1, 201225507), (3, 67075169), (7, 28746501), (21, 9582167), (49, 4106643), (147, 1368881), (997, 201831), (1373, 146559), (2991, 67277), (4119, 48853), (6979, 28833), (9611, 20937)]