201521467

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{929}}^1$

素因数の和:1195

約数の個数: 24

約数和(自身を含む): 248086800

約数和(自身を除く): 46565333

約数列:

[1, 7, 19, 49, 133, 233, 929, 931, 1631, 4427, 6503, 11417, 17651, 30989, 45521, 123557, 216457, 216923, 864899, 1515199, 4112683, 10606393, 28788781, 201521467]

約数ペア:

[(1, 201521467), (7, 28788781), (19, 10606393), (49, 4112683), (133, 1515199), (233, 864899), (929, 216923), (931, 216457), (1631, 123557), (4427, 45521), (6503, 30989), (11417, 17651)]