129347729

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{317}}^1\times {\mathrm{821}}^1$

素因数の和:1216

約数の個数: 16

約数和(自身を含む): 150564096

約数和(自身を除く): 21216367

約数列:

[1, 7, 71, 317, 497, 821, 2219, 5747, 22507, 58291, 157549, 260257, 408037, 1821799, 18478247, 129347729]

約数ペア:

[(1, 129347729), (7, 18478247), (71, 1821799), (317, 408037), (497, 260257), (821, 157549), (2219, 58291), (5747, 22507)]