20160657

素因数分解:

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

素因数の和:73

約数の個数: 50

約数和(自身を含む): 35076690

約数和(自身を除く): 14916033

約数列:

[1, 3, 9, 11, 17, 27, 33, 51, 81, 99, 121, 153, 187, 297, 363, 459, 561, 891, 1089, 1331, 1377, 1683, 2057, 3267, 3993, 5049, 6171, 9801, 11979, 14641, 15147, 18513, 22627, 35937, 43923, 55539, 67881, 107811, 131769, 166617, 203643, 248897, 395307, 610929, 746691, 1185921, 1832787, 2240073, 6720219, 20160657]

約数ペア:

[(1, 20160657), (3, 6720219), (9, 2240073), (11, 1832787), (17, 1185921), (27, 746691), (33, 610929), (51, 395307), (81, 248897), (99, 203643), (121, 166617), (153, 131769), (187, 107811), (297, 67881), (363, 55539), (459, 43923), (561, 35937), (891, 22627), (1089, 18513), (1331, 15147), (1377, 14641), (1683, 11979), (2057, 9801), (3267, 6171), (3993, 5049)]