278724928

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{256181}}^1$

素因数の和:256210

約数の個数: 28

約数和(自身を含む): 585632052

約数和(自身を除く): 306907124

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 136, 272, 544, 1088, 256181, 512362, 1024724, 2049448, 4098896, 4355077, 8197792, 8710154, 16395584, 17420308, 34840616, 69681232, 139362464, 278724928]

約数ペア:

[(1, 278724928), (2, 139362464), (4, 69681232), (8, 34840616), (16, 17420308), (17, 16395584), (32, 8710154), (34, 8197792), (64, 4355077), (68, 4098896), (136, 2049448), (272, 1024724), (544, 512362), (1088, 256181)]