243697629

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{87253}}^1$

素因数の和:87289

約数の個数: 24

約数和(自身を含む): 397878240

約数和(自身を除く): 154180611

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 87253, 261759, 610771, 1657807, 1832313, 4275397, 4973421, 11604649, 12826191, 34813947, 81232543, 243697629]

約数ペア:

[(1, 243697629), (3, 81232543), (7, 34813947), (19, 12826191), (21, 11604649), (49, 4973421), (57, 4275397), (133, 1832313), (147, 1657807), (399, 610771), (931, 261759), (2793, 87253)]