204811621

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{1229}}^1$

素因数の和:1441

約数の個数: 24

約数和(自身を含む): 252396000

約数和(自身を除く): 47584379

約数列:

[1, 7, 19, 49, 133, 179, 931, 1229, 1253, 3401, 8603, 8771, 23351, 23807, 60221, 163457, 166649, 219991, 1144199, 1539937, 4179829, 10779559, 29258803, 204811621]

約数ペア:

[(1, 204811621), (7, 29258803), (19, 10779559), (49, 4179829), (133, 1539937), (179, 1144199), (931, 219991), (1229, 166649), (1253, 163457), (3401, 60221), (8603, 23807), (8771, 23351)]