55978234

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{20903}}^1$

素因数の和:21021

約数の個数: 16

約数和(自身を含む): 91308672

約数和(自身を除く): 35330438

約数列:

[1, 2, 13, 26, 103, 206, 1339, 2678, 20903, 41806, 271739, 543478, 2153009, 4306018, 27989117, 55978234]

約数ペア:

[(1, 55978234), (2, 27989117), (13, 4306018), (26, 2153009), (103, 543478), (206, 271739), (1339, 41806), (2678, 20903)]