78969009

素因数分解:

$3^1\times 7^1\times {\mathrm{661}}^1\times {\mathrm{5689}}^1$

素因数の和:6360

約数の個数: 16

約数和(自身を含む): 120536960

約数和(自身を除く): 41567951

約数列:

[1, 3, 7, 21, 661, 1983, 4627, 5689, 13881, 17067, 39823, 119469, 3760429, 11281287, 26323003, 78969009]

約数ペア:

[(1, 78969009), (3, 26323003), (7, 11281287), (21, 3760429), (661, 119469), (1983, 39823), (4627, 17067), (5689, 13881)]