157920386

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{195931}}^1$

素因数の和:195977

約数の個数: 16

約数和(自身を含む): 263332608

約数和(自身を除く): 105412222

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 195931, 391862, 2547103, 5094206, 6073861, 12147722, 78960193, 157920386]

約数ペア:

[(1, 157920386), (2, 78960193), (13, 12147722), (26, 6073861), (31, 5094206), (62, 2547103), (403, 391862), (806, 195931)]