18383409

素因数分解:

$3^3\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{331}}^1$

素因数の和:379

約数の個数: 48

約数和(自身を含む): 31792320

約数和(自身を除く): 13408911

約数列:

[1, 3, 9, 11, 17, 27, 33, 51, 99, 121, 153, 187, 297, 331, 363, 459, 561, 993, 1089, 1683, 2057, 2979, 3267, 3641, 5049, 5627, 6171, 8937, 10923, 16881, 18513, 32769, 40051, 50643, 55539, 61897, 98307, 120153, 151929, 185691, 360459, 557073, 680867, 1081377, 1671219, 2042601, 6127803, 18383409]

約数ペア:

[(1, 18383409), (3, 6127803), (9, 2042601), (11, 1671219), (17, 1081377), (27, 680867), (33, 557073), (51, 360459), (99, 185691), (121, 151929), (153, 120153), (187, 98307), (297, 61897), (331, 55539), (363, 50643), (459, 40051), (561, 32769), (993, 18513), (1089, 16881), (1683, 10923), (2057, 8937), (2979, 6171), (3267, 5627), (3641, 5049)]