123068565

素因数分解:

$3^5\times 5^1\times {\mathrm{199}}^1\times {\mathrm{509}}^1$

素因数の和:728

約数の個数: 48

約数和(自身を含む): 222768000

約数和(自身を除く): 99699435

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 199, 243, 405, 509, 597, 995, 1215, 1527, 1791, 2545, 2985, 4581, 5373, 7635, 8955, 13743, 16119, 22905, 26865, 41229, 48357, 68715, 80595, 101291, 123687, 206145, 241785, 303873, 506455, 618435, 911619, 1519365, 2734857, 4558095, 8204571, 13674285, 24613713, 41022855, 123068565]

約数ペア:

[(1, 123068565), (3, 41022855), (5, 24613713), (9, 13674285), (15, 8204571), (27, 4558095), (45, 2734857), (81, 1519365), (135, 911619), (199, 618435), (243, 506455), (405, 303873), (509, 241785), (597, 206145), (995, 123687), (1215, 101291), (1527, 80595), (1791, 68715), (2545, 48357), (2985, 41229), (4581, 26865), (5373, 22905), (7635, 16119), (8955, 13743)]