1082221

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1$

素因数の和:208

約数の個数: 16

約数和(自身を含む): 1331200

約数和(自身を除く): 248979

約数列:

[1, 7, 19, 79, 103, 133, 553, 721, 1501, 1957, 8137, 10507, 13699, 56959, 154603, 1082221]

約数ペア:

[(1, 1082221), (7, 154603), (19, 56959), (79, 13699), (103, 10507), (133, 8137), (553, 1957), (721, 1501)]