225804987

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{18089}}^1$

素因数の和:18187

約数の個数: 24

約数和(自身を含む): 348051600

約数和(自身を除く): 122246613

約数列:

[1, 3, 9, 19, 57, 73, 171, 219, 657, 1387, 4161, 12483, 18089, 54267, 162801, 343691, 1031073, 1320497, 3093219, 3961491, 11884473, 25089443, 75268329, 225804987]

約数ペア:

[(1, 225804987), (3, 75268329), (9, 25089443), (19, 11884473), (57, 3961491), (73, 3093219), (171, 1320497), (219, 1031073), (657, 343691), (1387, 162801), (4161, 54267), (12483, 18089)]