1851147

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1$

素因数の和:172

約数の個数: 32

約数和(自身を含む): 3009600

約数和(自身を除く): 1158453

約数列:

[1, 3, 9, 17, 27, 37, 51, 109, 111, 153, 327, 333, 459, 629, 981, 999, 1853, 1887, 2943, 4033, 5559, 5661, 12099, 16677, 16983, 36297, 50031, 68561, 108891, 205683, 617049, 1851147]

約数ペア:

[(1, 1851147), (3, 617049), (9, 205683), (17, 108891), (27, 68561), (37, 50031), (51, 36297), (109, 16983), (111, 16677), (153, 12099), (327, 5661), (333, 5559), (459, 4033), (629, 2943), (981, 1887), (999, 1853)]