78491883

素因数分解:

$3^1\times {\mathrm{107}}^1\times {\mathrm{439}}^1\times {\mathrm{557}}^1$

素因数の和:1106

約数の個数: 16

約数和(自身を含む): 106064640

約数和(自身を除く): 27572757

約数列:

[1, 3, 107, 321, 439, 557, 1317, 1671, 46973, 59599, 140919, 178797, 244523, 733569, 26163961, 78491883]

約数ペア:

[(1, 78491883), (3, 26163961), (107, 733569), (321, 244523), (439, 178797), (557, 140919), (1317, 59599), (1671, 46973)]