42140817

素因数分解:

$3^5\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1$

素因数の和:204

約数の個数: 48

約数和(自身を含む): 66946880

約数和(自身を除く): 24806063

約数列:

[1, 3, 9, 27, 37, 43, 81, 109, 111, 129, 243, 327, 333, 387, 981, 999, 1161, 1591, 2943, 2997, 3483, 4033, 4687, 4773, 8829, 8991, 10449, 12099, 14061, 14319, 26487, 36297, 42183, 42957, 108891, 126549, 128871, 173419, 326673, 379647, 386613, 520257, 980019, 1138941, 1560771, 4682313, 14046939, 42140817]

約数ペア:

[(1, 42140817), (3, 14046939), (9, 4682313), (27, 1560771), (37, 1138941), (43, 980019), (81, 520257), (109, 386613), (111, 379647), (129, 326673), (243, 173419), (327, 128871), (333, 126549), (387, 108891), (981, 42957), (999, 42183), (1161, 36297), (1591, 26487), (2943, 14319), (2997, 14061), (3483, 12099), (4033, 10449), (4687, 8991), (4773, 8829)]