18155745

素因数分解:

$3^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{293}}^1$

素因数の和:333

約数の個数: 56

約数和(自身を含む): 34704936

約数和(自身を除く): 16549191

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 81, 85, 135, 153, 243, 255, 293, 405, 459, 729, 765, 879, 1215, 1377, 1465, 2295, 2637, 3645, 4131, 4395, 4981, 6885, 7911, 12393, 13185, 14943, 20655, 23733, 24905, 39555, 44829, 61965, 71199, 74715, 118665, 134487, 213597, 224145, 355995, 403461, 672435, 1067985, 1210383, 2017305, 3631149, 6051915, 18155745]

約数ペア:

[(1, 18155745), (3, 6051915), (5, 3631149), (9, 2017305), (15, 1210383), (17, 1067985), (27, 672435), (45, 403461), (51, 355995), (81, 224145), (85, 213597), (135, 134487), (153, 118665), (243, 74715), (255, 71199), (293, 61965), (405, 44829), (459, 39555), (729, 24905), (765, 23733), (879, 20655), (1215, 14943), (1377, 13185), (1465, 12393), (2295, 7911), (2637, 6885), (3645, 4981), (4131, 4395)]