207866169

素因数分解:

$3^4\times 7^1\times {\mathrm{366607}}^1$

素因数の和:366626

約数の個数: 20

約数和(自身を含む): 354876544

約数和(自身を除く): 147010375

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 366607, 1099821, 2566249, 3299463, 7698747, 9898389, 23096241, 29695167, 69288723, 207866169]

約数ペア:

[(1, 207866169), (3, 69288723), (7, 29695167), (9, 23096241), (21, 9898389), (27, 7698747), (63, 3299463), (81, 2566249), (189, 1099821), (567, 366607)]