16638291

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{281}}^1$

素因数の和:353

約数の個数: 40

約数和(自身を含む): 27024624

約数和(自身を除く): 10386333

約数列:

[1, 3, 9, 17, 27, 43, 51, 81, 129, 153, 281, 387, 459, 731, 843, 1161, 1377, 2193, 2529, 3483, 4777, 6579, 7587, 12083, 14331, 19737, 22761, 36249, 42993, 59211, 108747, 128979, 205411, 326241, 386937, 616233, 978723, 1848699, 5546097, 16638291]

約数ペア:

[(1, 16638291), (3, 5546097), (9, 1848699), (17, 978723), (27, 616233), (43, 386937), (51, 326241), (81, 205411), (129, 128979), (153, 108747), (281, 59211), (387, 42993), (459, 36249), (731, 22761), (843, 19737), (1161, 14331), (1377, 12083), (2193, 7587), (2529, 6579), (3483, 4777)]