331457584

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{5479}}^1$

素因数の和:5705

約数の個数: 40

約数和(自身を含む): 679520000

約数和(自身を除く): 348062416

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 199, 304, 398, 796, 1592, 3184, 3781, 5479, 7562, 10958, 15124, 21916, 30248, 43832, 60496, 87664, 104101, 208202, 416404, 832808, 1090321, 1665616, 2180642, 4361284, 8722568, 17445136, 20716099, 41432198, 82864396, 165728792, 331457584]

約数ペア:

[(1, 331457584), (2, 165728792), (4, 82864396), (8, 41432198), (16, 20716099), (19, 17445136), (38, 8722568), (76, 4361284), (152, 2180642), (199, 1665616), (304, 1090321), (398, 832808), (796, 416404), (1592, 208202), (3184, 104101), (3781, 87664), (5479, 60496), (7562, 43832), (10958, 30248), (15124, 21916)]