201611898815

素因数分解:

$5^1\times {\mathrm{401}}^1\times {\mathrm{521}}^1\times {\mathrm{193003}}^1$

素因数の和:193930

約数の個数: 16

約数和(自身を含む): 243004388256

約数和(自身を除く): 41392489441

約数列:

[1, 5, 401, 521, 2005, 2605, 193003, 208921, 965015, 1044605, 77394203, 100554563, 386971015, 502772815, 40322379763, 201611898815]

約数ペア:

[(1, 201611898815), (5, 40322379763), (401, 502772815), (521, 386971015), (2005, 100554563), (2605, 77394203), (193003, 1044605), (208921, 965015)]