421497891

素因数分解:

$3^3\times {\mathrm{2383}}^1\times {\mathrm{6551}}^1$

素因数の和:8943

約数の個数: 16

約数和(自身を含む): 624798720

約数和(自身を除く): 203300829

約数列:

[1, 3, 9, 27, 2383, 6551, 7149, 19653, 21447, 58959, 64341, 176877, 15611033, 46833099, 140499297, 421497891]

約数ペア:

[(1, 421497891), (3, 140499297), (9, 46833099), (27, 15611033), (2383, 176877), (6551, 64341), (7149, 58959), (19653, 21447)]