78917307

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{51479}}^1$

素因数の和:51562

約数の個数: 16

約数和(自身を含む): 121904640

約数和(自身を除く): 42987333

約数列:

[1, 3, 7, 21, 73, 219, 511, 1533, 51479, 154437, 360353, 1081059, 3757967, 11273901, 26305769, 78917307]

約数ペア:

[(1, 78917307), (3, 26305769), (7, 11273901), (21, 3757967), (73, 1081059), (219, 360353), (511, 154437), (1533, 51479)]