205171456

素因数分解:

$2^8\times 7^1\times {\mathrm{114493}}^1$

素因数の和:114516

約数の個数: 36

約数和(自身を含む): 468051472

約数和(自身を除く): 262880016

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 896, 1792, 114493, 228986, 457972, 801451, 915944, 1602902, 1831888, 3205804, 3663776, 6411608, 7327552, 12823216, 14655104, 25646432, 29310208, 51292864, 102585728, 205171456]

約数ペア:

[(1, 205171456), (2, 102585728), (4, 51292864), (7, 29310208), (8, 25646432), (14, 14655104), (16, 12823216), (28, 7327552), (32, 6411608), (56, 3663776), (64, 3205804), (112, 1831888), (128, 1602902), (224, 915944), (256, 801451), (448, 457972), (896, 228986), (1792, 114493)]