1390592

素因数分解:

$2^{11}\times 7^1\times {\mathrm{97}}^1$

素因数の和:126

約数の個数: 48

約数和(自身を含む): 3210480

約数和(自身を除く): 1819888

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 97, 112, 128, 194, 224, 256, 388, 448, 512, 679, 776, 896, 1024, 1358, 1552, 1792, 2048, 2716, 3104, 3584, 5432, 6208, 7168, 10864, 12416, 14336, 21728, 24832, 43456, 49664, 86912, 99328, 173824, 198656, 347648, 695296, 1390592]

約数ペア:

[(1, 1390592), (2, 695296), (4, 347648), (7, 198656), (8, 173824), (14, 99328), (16, 86912), (28, 49664), (32, 43456), (56, 24832), (64, 21728), (97, 14336), (112, 12416), (128, 10864), (194, 7168), (224, 6208), (256, 5432), (388, 3584), (448, 3104), (512, 2716), (679, 2048), (776, 1792), (896, 1552), (1024, 1358)]