978012861

素因数分解:

$3^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{260179}}^1$

素因数の和:260368

約数の個数: 16

約数和(自身を含む): 1498636800

約数和(自身を除く): 520623939

約数列:

[1, 3, 7, 21, 179, 537, 1253, 3759, 260179, 780537, 1821253, 5463759, 46572041, 139716123, 326004287, 978012861]

約数ペア:

[(1, 978012861), (3, 326004287), (7, 139716123), (21, 46572041), (179, 5463759), (537, 1821253), (1253, 780537), (3759, 260179)]