1285289947

素因数分解:

${\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{541}}^1$

素因数の和:727

約数の個数: 32

約数和(自身を含む): 1451692800

約数和(自身を除く): 166402853

約数列:

[1, 17, 29, 61, 79, 493, 541, 1037, 1343, 1769, 2291, 4819, 9197, 15689, 30073, 33001, 38947, 42739, 81923, 139751, 266713, 561017, 726563, 957029, 1239431, 2375767, 2607079, 16269493, 21070327, 44320343, 75605291, 1285289947]

約数ペア:

[(1, 1285289947), (17, 75605291), (29, 44320343), (61, 21070327), (79, 16269493), (493, 2607079), (541, 2375767), (1037, 1239431), (1343, 957029), (1769, 726563), (2291, 561017), (4819, 266713), (9197, 139751), (15689, 81923), (30073, 42739), (33001, 38947)]