1284992048

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{13633}}^1$

素因数の和:13821

約数の個数: 40

約数和(自身を含む): 2566355088

約数和(自身を除く): 1281363040

約数列:

[1, 2, 4, 8, 16, 43, 86, 137, 172, 274, 344, 548, 688, 1096, 2192, 5891, 11782, 13633, 23564, 27266, 47128, 54532, 94256, 109064, 218128, 586219, 1172438, 1867721, 2344876, 3735442, 4689752, 7470884, 9379504, 14941768, 29883536, 80312003, 160624006, 321248012, 642496024, 1284992048]

約数ペア:

[(1, 1284992048), (2, 642496024), (4, 321248012), (8, 160624006), (16, 80312003), (43, 29883536), (86, 14941768), (137, 9379504), (172, 7470884), (274, 4689752), (344, 3735442), (548, 2344876), (688, 1867721), (1096, 1172438), (2192, 586219), (5891, 218128), (11782, 109064), (13633, 94256), (23564, 54532), (27266, 47128)]