1262420656

素因数分解:

$2^4\times 7^1\times {\mathrm{163}}^1\times {\mathrm{69151}}^1$

素因数の和:69329

約数の個数: 40

約数和(自身を含む): 2812550144

約数和(自身を除く): 1550129488

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 163, 326, 652, 1141, 1304, 2282, 2608, 4564, 9128, 18256, 69151, 138302, 276604, 484057, 553208, 968114, 1106416, 1936228, 3872456, 7744912, 11271613, 22543226, 45086452, 78901291, 90172904, 157802582, 180345808, 315605164, 631210328, 1262420656]

約数ペア:

[(1, 1262420656), (2, 631210328), (4, 315605164), (7, 180345808), (8, 157802582), (14, 90172904), (16, 78901291), (28, 45086452), (56, 22543226), (112, 11271613), (163, 7744912), (326, 3872456), (652, 1936228), (1141, 1106416), (1304, 968114), (2282, 553208), (2608, 484057), (4564, 276604), (9128, 138302), (18256, 69151)]