6991245

素因数分解:

$3^3\times 5^1\times {\mathrm{51787}}^1$

素因数の和:51801

約数の個数: 16

約数和(自身を含む): 12429120

約数和(自身を除く): 5437875

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 51787, 155361, 258935, 466083, 776805, 1398249, 2330415, 6991245]

約数ペア:

[(1, 6991245), (3, 2330415), (5, 1398249), (9, 776805), (15, 466083), (27, 258935), (45, 155361), (135, 51787)]