127998059

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{21487}}^1$

素因数の和:21554

約数の個数: 16

約数和(自身を含む): 156776448

約数和(自身を除く): 28778389

約数列:

[1, 7, 23, 37, 161, 259, 851, 5957, 21487, 150409, 494201, 795019, 3459407, 5565133, 18285437, 127998059]

約数ペア:

[(1, 127998059), (7, 18285437), (23, 5565133), (37, 3459407), (161, 795019), (259, 494201), (851, 150409), (5957, 21487)]