127955968

素因数分解:

$2^{10}\times 7^1\times {\mathrm{17851}}^1$

素因数の和:17878

約数の個数: 44

約数和(自身を含む): 292344352

約数和(自身を除く): 164388384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1024, 1792, 3584, 7168, 17851, 35702, 71404, 124957, 142808, 249914, 285616, 499828, 571232, 999656, 1142464, 1999312, 2284928, 3998624, 4569856, 7997248, 9139712, 15994496, 18279424, 31988992, 63977984, 127955968]

約数ペア:

[(1, 127955968), (2, 63977984), (4, 31988992), (7, 18279424), (8, 15994496), (14, 9139712), (16, 7997248), (28, 4569856), (32, 3998624), (56, 2284928), (64, 1999312), (112, 1142464), (128, 999656), (224, 571232), (256, 499828), (448, 285616), (512, 249914), (896, 142808), (1024, 124957), (1792, 71404), (3584, 35702), (7168, 17851)]