211920128

素因数分解:

$2^8\times 7^1\times {\mathrm{118259}}^1$

素因数の和:118282

約数の個数: 36

約数和(自身を含む): 483446880

約数和(自身を除く): 271526752

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 896, 1792, 118259, 236518, 473036, 827813, 946072, 1655626, 1892144, 3311252, 3784288, 6622504, 7568576, 13245008, 15137152, 26490016, 30274304, 52980032, 105960064, 211920128]

約数ペア:

[(1, 211920128), (2, 105960064), (4, 52980032), (7, 30274304), (8, 26490016), (14, 15137152), (16, 13245008), (28, 7568576), (32, 6622504), (56, 3784288), (64, 3311252), (112, 1892144), (128, 1655626), (224, 946072), (256, 827813), (448, 473036), (896, 236518), (1792, 118259)]