16189551

素因数分解:

$3^4\times 7^2\times {\mathrm{4079}}^1$

素因数の和:4105

約数の個数: 30

約数和(自身を含む): 28139760

約数和(自身を除く): 11950209

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 441, 567, 1323, 3969, 4079, 12237, 28553, 36711, 85659, 110133, 199871, 256977, 330399, 599613, 770931, 1798839, 2312793, 5396517, 16189551]

約数ペア:

[(1, 16189551), (3, 5396517), (7, 2312793), (9, 1798839), (21, 770931), (27, 599613), (49, 330399), (63, 256977), (81, 199871), (147, 110133), (189, 85659), (441, 36711), (567, 28553), (1323, 12237), (3969, 4079)]