203208021

素因数分解:

$3^6\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{863}}^1$

素因数の和:917

約数の個数: 56

約数和(自身を含む): 339966720

約数和(自身を除く): 136758699

約数列:

[1, 3, 9, 17, 19, 27, 51, 57, 81, 153, 171, 243, 323, 459, 513, 729, 863, 969, 1377, 1539, 2589, 2907, 4131, 4617, 7767, 8721, 12393, 13851, 14671, 16397, 23301, 26163, 44013, 49191, 69903, 78489, 132039, 147573, 209709, 235467, 278749, 396117, 442719, 629127, 836247, 1188351, 1328157, 2508741, 3565053, 3984471, 7526223, 10695159, 11953413, 22578669, 67736007, 203208021]

約数ペア:

[(1, 203208021), (3, 67736007), (9, 22578669), (17, 11953413), (19, 10695159), (27, 7526223), (51, 3984471), (57, 3565053), (81, 2508741), (153, 1328157), (171, 1188351), (243, 836247), (323, 629127), (459, 442719), (513, 396117), (729, 278749), (863, 235467), (969, 209709), (1377, 147573), (1539, 132039), (2589, 78489), (2907, 69903), (4131, 49191), (4617, 44013), (7767, 26163), (8721, 23301), (12393, 16397), (13851, 14671)]