127724878

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{78167}}^1$

素因数の和:78231

約数の個数: 16

約数和(自身を含む): 206363520

約数和(自身を除く): 78638642

約数列:

[1, 2, 19, 38, 43, 86, 817, 1634, 78167, 156334, 1485173, 2970346, 3361181, 6722362, 63862439, 127724878]

約数ペア:

[(1, 127724878), (2, 63862439), (19, 6722362), (38, 3361181), (43, 2970346), (86, 1485173), (817, 156334), (1634, 78167)]