216671388

素因数分解:

$2^2\times 3^1\times {\mathrm{41}}^1\times {\mathrm{440389}}^1$

素因数の和:440437

約数の個数: 24

約数和(自身を含む): 517898640

約数和(自身を除く): 301227252

約数列:

[1, 2, 3, 4, 6, 12, 41, 82, 123, 164, 246, 492, 440389, 880778, 1321167, 1761556, 2642334, 5284668, 18055949, 36111898, 54167847, 72223796, 108335694, 216671388]

約数ペア:

[(1, 216671388), (2, 108335694), (3, 72223796), (4, 54167847), (6, 36111898), (12, 18055949), (41, 5284668), (82, 2642334), (123, 1761556), (164, 1321167), (246, 880778), (492, 440389)]