78649246

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{159209}}^1$

素因数の和:159243

約数の個数: 16

約数和(自身を含む): 133736400

約数和(自身を除く): 55087154

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 159209, 318418, 2069717, 3024971, 4139434, 6049942, 39324623, 78649246]

約数ペア:

[(1, 78649246), (2, 39324623), (13, 6049942), (19, 4139434), (26, 3024971), (38, 2069717), (247, 318418), (494, 159209)]