78428089

素因数分解:

${\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{199}}^1\times {\mathrm{239}}^1$

素因数の和:552

約数の個数: 16

約数和(自身を含む): 84672000

約数和(自身を除く): 6243911

約数列:

[1, 17, 97, 199, 239, 1649, 3383, 4063, 19303, 23183, 47561, 328151, 394111, 808537, 4613417, 78428089]

約数ペア:

[(1, 78428089), (17, 4613417), (97, 808537), (199, 394111), (239, 328151), (1649, 47561), (3383, 23183), (4063, 19303)]