55187865

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{173}}^1$

素因数の和:343

約数の個数: 64

約数和(自身を含む): 105235200

約数和(自身を除く): 50047335

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 139, 153, 173, 255, 417, 459, 519, 695, 765, 865, 1251, 1557, 2085, 2295, 2363, 2595, 2941, 3753, 4671, 6255, 7089, 7785, 8823, 11815, 14705, 18765, 21267, 23355, 24047, 26469, 35445, 44115, 63801, 72141, 79407, 106335, 120235, 132345, 216423, 319005, 360705, 397035, 408799, 649269, 1082115, 1226397, 2043995, 3246345, 3679191, 6131985, 11037573, 18395955, 55187865]

約数ペア:

[(1, 55187865), (3, 18395955), (5, 11037573), (9, 6131985), (15, 3679191), (17, 3246345), (27, 2043995), (45, 1226397), (51, 1082115), (85, 649269), (135, 408799), (139, 397035), (153, 360705), (173, 319005), (255, 216423), (417, 132345), (459, 120235), (519, 106335), (695, 79407), (765, 72141), (865, 63801), (1251, 44115), (1557, 35445), (2085, 26469), (2295, 24047), (2363, 23355), (2595, 21267), (2941, 18765), (3753, 14705), (4671, 11815), (6255, 8823), (7089, 7785)]