28306776

素因数分解:

$2^3\times 3^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{251}}^1$

素因数の和:424

約数の個数: 64

約数和(自身を含む): 73543680

約数和(自身を除く): 45236904

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 37, 74, 111, 127, 148, 222, 251, 254, 296, 381, 444, 502, 508, 753, 762, 888, 1004, 1016, 1506, 1524, 2008, 3012, 3048, 4699, 6024, 9287, 9398, 14097, 18574, 18796, 27861, 28194, 31877, 37148, 37592, 55722, 56388, 63754, 74296, 95631, 111444, 112776, 127508, 191262, 222888, 255016, 382524, 765048, 1179449, 2358898, 3538347, 4717796, 7076694, 9435592, 14153388, 28306776]

約数ペア:

[(1, 28306776), (2, 14153388), (3, 9435592), (4, 7076694), (6, 4717796), (8, 3538347), (12, 2358898), (24, 1179449), (37, 765048), (74, 382524), (111, 255016), (127, 222888), (148, 191262), (222, 127508), (251, 112776), (254, 111444), (296, 95631), (381, 74296), (444, 63754), (502, 56388), (508, 55722), (753, 37592), (762, 37148), (888, 31877), (1004, 28194), (1016, 27861), (1506, 18796), (1524, 18574), (2008, 14097), (3012, 9398), (3048, 9287), (4699, 6024)]