129478222

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{27397}}^1$

素因数の和:27555

約数の個数: 16

約数和(自身を含む): 207128880

約数和(自身を除く): 77650658

約数列:

[1, 2, 17, 34, 139, 278, 2363, 4726, 27397, 54794, 465749, 931498, 3808183, 7616366, 64739111, 129478222]

約数ペア:

[(1, 129478222), (2, 64739111), (17, 7616366), (34, 3808183), (139, 931498), (278, 465749), (2363, 54794), (4726, 27397)]