216706369

素因数分解:

${\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{431}}^1\times {\mathrm{1063}}^1$

素因数の和:1548

約数の個数: 16

約数和(自身を含む): 242694144

約数和(自身を除く): 25987775

約数列:

[1, 11, 43, 431, 473, 1063, 4741, 11693, 18533, 45709, 203863, 458153, 502799, 5039683, 19700579, 216706369]

約数ペア:

[(1, 216706369), (11, 19700579), (43, 5039683), (431, 502799), (473, 458153), (1063, 203863), (4741, 45709), (11693, 18533)]