388822336

素因数分解:

$2^6\times 7^1\times {\mathrm{31}}^1\times {\mathrm{27997}}^1$

素因数の和:28047

約数の個数: 56

約数和(自身を含む): 910270976

約数和(自身を除く): 521448640

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 217, 224, 248, 434, 448, 496, 868, 992, 1736, 1984, 3472, 6944, 13888, 27997, 55994, 111988, 195979, 223976, 391958, 447952, 783916, 867907, 895904, 1567832, 1735814, 1791808, 3135664, 3471628, 6075349, 6271328, 6943256, 12150698, 12542656, 13886512, 24301396, 27773024, 48602792, 55546048, 97205584, 194411168, 388822336]

約数ペア:

[(1, 388822336), (2, 194411168), (4, 97205584), (7, 55546048), (8, 48602792), (14, 27773024), (16, 24301396), (28, 13886512), (31, 12542656), (32, 12150698), (56, 6943256), (62, 6271328), (64, 6075349), (112, 3471628), (124, 3135664), (217, 1791808), (224, 1735814), (248, 1567832), (434, 895904), (448, 867907), (496, 783916), (868, 447952), (992, 391958), (1736, 223976), (1984, 195979), (3472, 111988), (6944, 55994), (13888, 27997)]