78152319

素因数分解:

$3^2\times 7^1\times {\mathrm{541}}^1\times {\mathrm{2293}}^1$

素因数の和:2847

約数の個数: 24

約数和(自身を含む): 129308192

約数和(自身を除く): 51155873

約数列:

[1, 3, 7, 9, 21, 63, 541, 1623, 2293, 3787, 4869, 6879, 11361, 16051, 20637, 34083, 48153, 144459, 1240513, 3721539, 8683591, 11164617, 26050773, 78152319]

約数ペア:

[(1, 78152319), (3, 26050773), (7, 11164617), (9, 8683591), (21, 3721539), (63, 1240513), (541, 144459), (1623, 48153), (2293, 34083), (3787, 20637), (4869, 16051), (6879, 11361)]