78520533

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{4051}}^1$

素因数の和:4145

約数の個数: 32

約数和(自身を含む): 130701312

約数和(自身を除く): 52180779

約数列:

[1, 3, 7, 13, 21, 39, 71, 91, 213, 273, 497, 923, 1491, 2769, 4051, 6461, 12153, 19383, 28357, 52663, 85071, 157989, 287621, 368641, 862863, 1105923, 2013347, 3739073, 6040041, 11217219, 26173511, 78520533]

約数ペア:

[(1, 78520533), (3, 26173511), (7, 11217219), (13, 6040041), (21, 3739073), (39, 2013347), (71, 1105923), (91, 862863), (213, 368641), (273, 287621), (497, 157989), (923, 85071), (1491, 52663), (2769, 28357), (4051, 19383), (6461, 12153)]