198995951

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{947}}^1\times {\mathrm{2729}}^1$

素因数の和:3694

約数の個数: 16

約数和(自身を含む): 248451840

約数和(自身を除く): 49455889

約数列:

[1, 7, 11, 77, 947, 2729, 6629, 10417, 19103, 30019, 72919, 210133, 2584363, 18090541, 28427993, 198995951]

約数ペア:

[(1, 198995951), (7, 28427993), (11, 18090541), (77, 2584363), (947, 210133), (2729, 72919), (6629, 30019), (10417, 19103)]