256804558

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{797}}^1\times {\mathrm{5197}}^1$

素因数の和:6027

約数の個数: 16

約数和(自身を含む): 398208384

約数和(自身を除く): 141403826

約数列:

[1, 2, 31, 62, 797, 1594, 5197, 10394, 24707, 49414, 161107, 322214, 4142009, 8284018, 128402279, 256804558]

約数ペア:

[(1, 256804558), (2, 128402279), (31, 8284018), (62, 4142009), (797, 322214), (1594, 161107), (5197, 49414), (10394, 24707)]