261675344

素因数分解:

$2^4\times 7^1\times {\mathrm{257}}^1\times {\mathrm{9091}}^1$

素因数の和:9363

約数の個数: 40

約数和(自身を含む): 581742528

約数和(自身を除く): 320067184

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 257, 514, 1028, 1799, 2056, 3598, 4112, 7196, 9091, 14392, 18182, 28784, 36364, 63637, 72728, 127274, 145456, 254548, 509096, 1018192, 2336387, 4672774, 9345548, 16354709, 18691096, 32709418, 37382192, 65418836, 130837672, 261675344]

約数ペア:

[(1, 261675344), (2, 130837672), (4, 65418836), (7, 37382192), (8, 32709418), (14, 18691096), (16, 16354709), (28, 9345548), (56, 4672774), (112, 2336387), (257, 1018192), (514, 509096), (1028, 254548), (1799, 145456), (2056, 127274), (3598, 72728), (4112, 63637), (7196, 36364), (9091, 28784), (14392, 18182)]