212541952

素因数分解:

$2^9\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1913}}^1$

素因数の和:1969

約数の個数: 80

約数和(自身を含む): 501253632

約数和(自身を除く): 288711680

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 128, 217, 224, 248, 256, 434, 448, 496, 512, 868, 896, 992, 1736, 1792, 1913, 1984, 3472, 3584, 3826, 3968, 6944, 7652, 7936, 13391, 13888, 15304, 15872, 26782, 27776, 30608, 53564, 55552, 59303, 61216, 107128, 111104, 118606, 122432, 214256, 237212, 244864, 415121, 428512, 474424, 489728, 830242, 857024, 948848, 979456, 1660484, 1714048, 1897696, 3320968, 3428096, 3795392, 6641936, 6856192, 7590784, 13283872, 15181568, 26567744, 30363136, 53135488, 106270976, 212541952]

約数ペア:

[(1, 212541952), (2, 106270976), (4, 53135488), (7, 30363136), (8, 26567744), (14, 15181568), (16, 13283872), (28, 7590784), (31, 6856192), (32, 6641936), (56, 3795392), (62, 3428096), (64, 3320968), (112, 1897696), (124, 1714048), (128, 1660484), (217, 979456), (224, 948848), (248, 857024), (256, 830242), (434, 489728), (448, 474424), (496, 428512), (512, 415121), (868, 244864), (896, 237212), (992, 214256), (1736, 122432), (1792, 118606), (1913, 111104), (1984, 107128), (3472, 61216), (3584, 59303), (3826, 55552), (3968, 53564), (6944, 30608), (7652, 27776), (7936, 26782), (13391, 15872), (13888, 15304)]