28850325

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{179}}^1\times {\mathrm{307}}^1$

素因数の和:506

約数の個数: 48

約数和(自身を含む): 54996480

約数和(自身を除く): 26146155

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 175, 179, 307, 525, 537, 895, 921, 1253, 1535, 2149, 2685, 3759, 4475, 4605, 6265, 6447, 7675, 10745, 13425, 18795, 23025, 31325, 32235, 53725, 54953, 93975, 161175, 164859, 274765, 384671, 824295, 1154013, 1373825, 1923355, 4121475, 5770065, 9616775, 28850325]

約数ペア:

[(1, 28850325), (3, 9616775), (5, 5770065), (7, 4121475), (15, 1923355), (21, 1373825), (25, 1154013), (35, 824295), (75, 384671), (105, 274765), (175, 164859), (179, 161175), (307, 93975), (525, 54953), (537, 53725), (895, 32235), (921, 31325), (1253, 23025), (1535, 18795), (2149, 13425), (2685, 10745), (3759, 7675), (4475, 6447), (4605, 6265)]