136820005

素因数分解:

$5^1\times 7^2\times {\mathrm{157}}^1\times {\mathrm{3557}}^1$

素因数の和:3733

約数の個数: 24

約数和(自身を含む): 192260088

約数和(自身を除く): 55440083

約数列:

[1, 5, 7, 35, 49, 157, 245, 785, 1099, 3557, 5495, 7693, 17785, 24899, 38465, 124495, 174293, 558449, 871465, 2792245, 3909143, 19545715, 27364001, 136820005]

約数ペア:

[(1, 136820005), (5, 27364001), (7, 19545715), (35, 3909143), (49, 2792245), (157, 871465), (245, 558449), (785, 174293), (1099, 124495), (3557, 38465), (5495, 24899), (7693, 17785)]