2228330979

素因数分解:

$3^4\times 7^1\times {\mathrm{3930037}}^1$

素因数の和:3930056

約数の個数: 20

約数和(自身を含む): 3804276784

約数和(自身を除く): 1575945805

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 3930037, 11790111, 27510259, 35370333, 82530777, 106110999, 247592331, 318332997, 742776993, 2228330979]

約数ペア:

[(1, 2228330979), (3, 742776993), (7, 318332997), (9, 247592331), (21, 106110999), (27, 82530777), (63, 35370333), (81, 27510259), (189, 11790111), (567, 3930037)]