209358961

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{17419}}^1$

素因数の和:17544

約数の個数: 16

約数和(自身を含む): 255864960

約数和(自身を除く): 46505999

約数列:

[1, 7, 17, 101, 119, 707, 1717, 12019, 17419, 121933, 296123, 1759319, 2072861, 12315233, 29908423, 209358961]

約数ペア:

[(1, 209358961), (7, 29908423), (17, 12315233), (101, 2072861), (119, 1759319), (707, 296123), (1717, 121933), (12019, 17419)]