202105211

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{6449}}^1$

素因数の和:6515

約数の個数: 24

約数和(自身を含む): 260786400

約数和(自身を除く): 58681189

約数列:

[1, 7, 11, 37, 77, 121, 259, 407, 847, 2849, 4477, 6449, 31339, 45143, 70939, 238613, 496573, 780329, 1670291, 2624743, 5462303, 18373201, 28872173, 202105211]

約数ペア:

[(1, 202105211), (7, 28872173), (11, 18373201), (37, 5462303), (77, 2624743), (121, 1670291), (259, 780329), (407, 496573), (847, 238613), (2849, 70939), (4477, 45143), (6449, 31339)]