9908409

素因数分解:

$3^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{2371}}^1$

素因数の和:2580

約数の個数: 16

約数和(自身を含む): 15180800

約数和(自身を除く): 5272391

約数列:

[1, 3, 7, 21, 199, 597, 1393, 2371, 4179, 7113, 16597, 49791, 471829, 1415487, 3302803, 9908409]

約数ペア:

[(1, 9908409), (3, 3302803), (7, 1415487), (21, 471829), (199, 49791), (597, 16597), (1393, 7113), (2371, 4179)]