6438328

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1997}}^1$

素因数の和:2047

約数の個数: 32

約数和(自身を含む): 13426560

約数和(自身を除く): 6988232

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 806, 1612, 1997, 3224, 3994, 7988, 15976, 25961, 51922, 61907, 103844, 123814, 207688, 247628, 495256, 804791, 1609582, 3219164, 6438328]

約数ペア:

[(1, 6438328), (2, 3219164), (4, 1609582), (8, 804791), (13, 495256), (26, 247628), (31, 207688), (52, 123814), (62, 103844), (104, 61907), (124, 51922), (248, 25961), (403, 15976), (806, 7988), (1612, 3994), (1997, 3224)]