98640423

素因数分解:

$3^4\times 7^1\times {\mathrm{173969}}^1$

素因数の和:173988

約数の個数: 20

約数和(自身を含む): 168402960

約数和(自身を除く): 69762537

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 173969, 521907, 1217783, 1565721, 3653349, 4697163, 10960047, 14091489, 32880141, 98640423]

約数ペア:

[(1, 98640423), (3, 32880141), (7, 14091489), (9, 10960047), (21, 4697163), (27, 3653349), (63, 1565721), (81, 1217783), (189, 521907), (567, 173969)]