129968405

素因数分解:

$5^1\times 7^1\times {\mathrm{821}}^1\times {\mathrm{4523}}^1$

素因数の和:5356

約数の個数: 16

約数和(自身を含む): 178498944

約数和(自身を除く): 48530539

約数列:

[1, 5, 7, 35, 821, 4105, 4523, 5747, 22615, 28735, 31661, 158305, 3713383, 18566915, 25993681, 129968405]

約数ペア:

[(1, 129968405), (5, 25993681), (7, 18566915), (35, 3713383), (821, 158305), (4105, 31661), (4523, 28735), (5747, 22615)]