639074872

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{84713}}^1$

素因数の和:84783

約数の個数: 32

約数和(自身を含む): 1280875680

約数和(自身を除く): 641800808

約数列:

[1, 2, 4, 8, 23, 41, 46, 82, 92, 164, 184, 328, 943, 1886, 3772, 7544, 84713, 169426, 338852, 677704, 1948399, 3473233, 3896798, 6946466, 7793596, 13892932, 15587192, 27785864, 79884359, 159768718, 319537436, 639074872]

約数ペア:

[(1, 639074872), (2, 319537436), (4, 159768718), (8, 79884359), (23, 27785864), (41, 15587192), (46, 13892932), (82, 7793596), (92, 6946466), (164, 3896798), (184, 3473233), (328, 1948399), (943, 677704), (1886, 338852), (3772, 169426), (7544, 84713)]