127642748

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{647}}^1$

素因数の和:762

約数の個数: 48

約数和(自身を含む): 242694144

約数和(自身を除く): 115051396

約数列:

[1, 2, 4, 31, 37, 43, 62, 74, 86, 124, 148, 172, 647, 1147, 1294, 1333, 1591, 2294, 2588, 2666, 3182, 4588, 5332, 6364, 20057, 23939, 27821, 40114, 47878, 49321, 55642, 80228, 95756, 98642, 111284, 197284, 742109, 862451, 1029377, 1484218, 1724902, 2058754, 2968436, 3449804, 4117508, 31910687, 63821374, 127642748]

約数ペア:

[(1, 127642748), (2, 63821374), (4, 31910687), (31, 4117508), (37, 3449804), (43, 2968436), (62, 2058754), (74, 1724902), (86, 1484218), (124, 1029377), (148, 862451), (172, 742109), (647, 197284), (1147, 111284), (1294, 98642), (1333, 95756), (1591, 80228), (2294, 55642), (2588, 49321), (2666, 47878), (3182, 40114), (4588, 27821), (5332, 23939), (6364, 20057)]