202154547

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{72379}}^1$

素因数の和:72415

約数の個数: 24

約数和(自身を含む): 330052800

約数和(自身を除く): 127898253

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 72379, 217137, 506653, 1375201, 1519959, 3546571, 4125603, 9626407, 10639713, 28879221, 67384849, 202154547]

約数ペア:

[(1, 202154547), (3, 67384849), (7, 28879221), (19, 10639713), (21, 9626407), (49, 4125603), (57, 3546571), (133, 1519959), (147, 1375201), (399, 506653), (931, 217137), (2793, 72379)]