6720219

素因数分解:

$3^3\times {\mathrm{11}}^4\times {\mathrm{17}}^1$

素因数の和:70

約数の個数: 40

約数和(自身を含む): 11595600

約数和(自身を除く): 4875381

約数列:

[1, 3, 9, 11, 17, 27, 33, 51, 99, 121, 153, 187, 297, 363, 459, 561, 1089, 1331, 1683, 2057, 3267, 3993, 5049, 6171, 11979, 14641, 18513, 22627, 35937, 43923, 55539, 67881, 131769, 203643, 248897, 395307, 610929, 746691, 2240073, 6720219]

約数ペア:

[(1, 6720219), (3, 2240073), (9, 746691), (11, 610929), (17, 395307), (27, 248897), (33, 203643), (51, 131769), (99, 67881), (121, 55539), (153, 43923), (187, 35937), (297, 22627), (363, 18513), (459, 14641), (561, 11979), (1089, 6171), (1331, 5049), (1683, 3993), (2057, 3267)]